You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@commons.apache.org by ah...@apache.org on 2022/10/13 12:42:38 UTC

[commons-math] 04/23: Formatting. Remove empty lines before closing curly bracket.

This is an automated email from the ASF dual-hosted git repository.

aherbert pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/commons-math.git

commit 93e3ee4b78a7df17d196ca441a37815524ea4d36
Author: aherbert <ah...@apache.org>
AuthorDate: Thu Oct 13 11:04:55 2022 +0100

    Formatting. Remove empty lines before closing curly bracket.
---
 .../commons/math4/core/jdkmath/AccurateMath.java   | 16 --------
 .../apache/commons/math4/legacy/core/Field.java    |  1 -
 .../apache/commons/math4/legacy/core/dfp/Dfp.java  | 10 -----
 .../commons/math4/legacy/core/dfp/DfpDec.java      |  2 -
 .../commons/math4/legacy/core/dfp/DfpField.java    |  8 ----
 .../commons/math4/legacy/core/dfp/DfpMath.java     | 11 -----
 .../core/ExtendedFieldElementAbstractTest.java     |  1 -
 .../commons/math4/legacy/core/MathArraysTest.java  |  1 -
 .../commons/math4/legacy/core/dfp/Decimal10.java   |  1 -
 .../commons/math4/legacy/core/dfp/DfpDecTest.java  |  1 -
 .../commons/math4/legacy/core/dfp/DfpMathTest.java |  1 -
 .../commons/math4/legacy/core/dfp/DfpTest.java     |  1 -
 .../legacy/core/jdkmath/AccurateMathTest.java      |  4 --
 .../legacy/exception/MathArithmeticException.java  |  1 -
 .../exception/MathIllegalArgumentException.java    |  1 -
 .../exception/MathIllegalStateException.java       |  1 -
 .../MathUnsupportedOperationException.java         |  1 -
 .../legacy/exception/NotANumberException.java      |  1 -
 .../legacy/exception/util/DummyLocalizable.java    |  1 -
 .../exception/util/ExceptionContextProvider.java   |  1 -
 .../exception/util/LocalizedFormatsTest.java       |  3 --
 .../math4/legacy/analysis/FunctionUtils.java       |  9 ----
 .../analysis/MultivariateMatrixFunction.java       |  1 -
 .../analysis/MultivariateVectorFunction.java       |  1 -
 .../legacy/analysis/UnivariateMatrixFunction.java  |  1 -
 .../legacy/analysis/UnivariateVectorFunction.java  |  1 -
 .../analysis/differentiation/DSCompiler.java       | 48 ----------------------
 .../differentiation/DerivativeStructure.java       |  9 ----
 .../FiniteDifferencesDifferentiator.java           | 10 -----
 .../analysis/differentiation/GradientFunction.java |  2 -
 .../analysis/differentiation/JacobianFunction.java |  2 -
 .../MultivariateDifferentiableVectorFunction.java  |  1 -
 .../analysis/differentiation/SparseGradient.java   |  9 ----
 .../UnivariateDifferentiableMatrixFunction.java    |  1 -
 .../UnivariateDifferentiableVectorFunction.java    |  1 -
 .../UnivariateFunctionDifferentiator.java          |  1 -
 .../UnivariateMatrixFunctionDifferentiator.java    |  1 -
 .../UnivariateVectorFunctionDifferentiator.java    |  1 -
 .../math4/legacy/analysis/function/Acos.java       |  1 -
 .../math4/legacy/analysis/function/Acosh.java      |  1 -
 .../math4/legacy/analysis/function/Asin.java       |  1 -
 .../math4/legacy/analysis/function/Asinh.java      |  1 -
 .../math4/legacy/analysis/function/Atan.java       |  1 -
 .../math4/legacy/analysis/function/Atanh.java      |  1 -
 .../math4/legacy/analysis/function/Cbrt.java       |  1 -
 .../math4/legacy/analysis/function/Constant.java   |  1 -
 .../math4/legacy/analysis/function/Cos.java        |  1 -
 .../math4/legacy/analysis/function/Cosh.java       |  1 -
 .../math4/legacy/analysis/function/Exp.java        |  1 -
 .../math4/legacy/analysis/function/Expm1.java      |  1 -
 .../math4/legacy/analysis/function/Gaussian.java   |  3 --
 .../analysis/function/HarmonicOscillator.java      |  2 -
 .../math4/legacy/analysis/function/Identity.java   |  1 -
 .../math4/legacy/analysis/function/Inverse.java    |  1 -
 .../math4/legacy/analysis/function/Log.java        |  1 -
 .../math4/legacy/analysis/function/Log10.java      |  1 -
 .../math4/legacy/analysis/function/Log1p.java      |  1 -
 .../math4/legacy/analysis/function/Logistic.java   |  1 -
 .../math4/legacy/analysis/function/Logit.java      |  1 -
 .../math4/legacy/analysis/function/Minus.java      |  1 -
 .../math4/legacy/analysis/function/Power.java      |  1 -
 .../math4/legacy/analysis/function/Sigmoid.java    |  5 ---
 .../math4/legacy/analysis/function/Sin.java        |  1 -
 .../math4/legacy/analysis/function/Sinc.java       |  6 ---
 .../math4/legacy/analysis/function/Sinh.java       |  1 -
 .../math4/legacy/analysis/function/Sqrt.java       |  1 -
 .../math4/legacy/analysis/function/Tan.java        |  1 -
 .../math4/legacy/analysis/function/Tanh.java       |  1 -
 .../analysis/integration/MidPointIntegrator.java   |  2 -
 .../analysis/integration/RombergIntegrator.java    |  2 -
 .../analysis/integration/UnivariateIntegrator.java |  1 -
 .../interpolation/AkimaSplineInterpolator.java     |  1 -
 .../BicubicInterpolatingFunction.java              |  2 -
 .../interpolation/FieldHermiteInterpolator.java    |  5 ---
 .../interpolation/HermiteInterpolator.java         |  6 ---
 .../polynomials/PolynomialFunctionNewtonForm.java  |  2 -
 .../analysis/polynomials/PolynomialsUtils.java     |  8 ----
 .../legacy/analysis/solvers/AllowedSolution.java   |  1 -
 .../legacy/analysis/solvers/BaseSecantSolver.java  |  1 -
 .../BracketedRealFieldUnivariateSolver.java        |  1 -
 .../solvers/BracketedUnivariateSolver.java         |  1 -
 .../solvers/BracketingNthOrderBrentSolver.java     | 11 -----
 .../FieldBracketingNthOrderBrentSolver.java        | 11 -----
 .../legacy/analysis/solvers/SecantSolver.java      |  1 -
 .../analysis/solvers/UnivariateSolverUtils.java    |  4 --
 .../distribution/EnumeratedRealDistribution.java   |  1 -
 ...ariateNormalMixtureExpectationMaximization.java |  1 -
 .../leastsquares/DenseWeightedEvaluation.java      |  1 -
 .../fitting/leastsquares/EvaluationRmsChecker.java |  1 -
 .../fitting/leastsquares/GaussNewtonOptimizer.java |  1 -
 .../leastsquares/LeastSquaresOptimizer.java        |  2 -
 .../leastsquares/MultivariateJacobianFunction.java |  1 -
 .../math4/legacy/genetics/BinaryMutation.java      |  1 -
 .../commons/math4/legacy/genetics/Chromosome.java  |  1 -
 .../legacy/genetics/ElitisticListPopulation.java   |  1 -
 .../commons/math4/legacy/genetics/Fitness.java     |  1 -
 .../legacy/genetics/FixedGenerationCount.java      |  1 -
 .../math4/legacy/genetics/GeneticAlgorithm.java    |  1 -
 .../genetics/InvalidRepresentationException.java   |  1 -
 .../math4/legacy/genetics/OnePointCrossover.java   |  1 -
 .../legacy/genetics/PermutationChromosome.java     |  1 -
 .../math4/legacy/genetics/RandomKeyMutation.java   |  1 -
 .../math4/legacy/genetics/TournamentSelection.java |  1 -
 .../math4/legacy/linear/AbstractFieldMatrix.java   | 15 -------
 .../math4/legacy/linear/AbstractRealMatrix.java    |  3 --
 .../math4/legacy/linear/Array2DRowFieldMatrix.java |  3 --
 .../math4/legacy/linear/Array2DRowRealMatrix.java  |  2 -
 .../math4/legacy/linear/ArrayFieldVector.java      |  1 -
 .../math4/legacy/linear/BiDiagonalTransformer.java |  7 ----
 .../commons/math4/legacy/linear/BigRealField.java  |  1 -
 .../math4/legacy/linear/BlockFieldMatrix.java      |  5 ---
 .../math4/legacy/linear/BlockRealMatrix.java       |  1 -
 .../math4/legacy/linear/EigenDecomposition.java    |  1 -
 .../math4/legacy/linear/FieldLUDecomposition.java  |  2 -
 .../commons/math4/legacy/linear/FieldVector.java   |  1 -
 .../commons/math4/legacy/linear/MatrixUtils.java   |  3 --
 .../legacy/linear/OpenIntToDoubleHashMap.java      | 11 -----
 .../math4/legacy/linear/OpenIntToFieldHashMap.java | 11 -----
 .../math4/legacy/linear/OpenMapRealMatrix.java     |  2 -
 .../math4/legacy/linear/OpenMapRealVector.java     |  1 -
 .../math4/legacy/linear/QRDecomposition.java       |  1 -
 .../math4/legacy/linear/RealMatrixFormat.java      |  1 -
 .../math4/legacy/linear/RealVectorFormat.java      |  1 -
 .../linear/RectangularCholeskyDecomposition.java   |  3 --
 .../legacy/linear/SingularValueDecomposition.java  |  2 -
 .../math4/legacy/linear/SparseFieldMatrix.java     |  1 -
 .../math4/legacy/linear/SparseFieldVector.java     |  1 -
 .../math4/legacy/linear/SparseRealMatrix.java      |  1 -
 .../legacy/ml/clustering/CentroidCluster.java      |  1 -
 .../math4/legacy/ml/clustering/DoublePoint.java    |  1 -
 .../legacy/ml/clustering/FuzzyKMeansClusterer.java |  1 -
 .../ml/clustering/KMeansPlusPlusClusterer.java     |  8 ----
 .../math4/legacy/ode/AbstractFieldIntegrator.java  |  6 ---
 .../math4/legacy/ode/AbstractIntegrator.java       |  7 ----
 .../math4/legacy/ode/AbstractParameterizable.java  |  1 -
 .../legacy/ode/ContinuousOutputFieldModel.java     |  6 ---
 .../math4/legacy/ode/ContinuousOutputModel.java    |  6 ---
 .../commons/math4/legacy/ode/EquationsMapper.java  |  1 -
 .../math4/legacy/ode/ExpandableStatefulODE.java    |  8 ----
 .../math4/legacy/ode/FieldEquationsMapper.java     |  1 -
 .../math4/legacy/ode/FieldExpandableODE.java       |  4 --
 .../commons/math4/legacy/ode/FieldODEState.java    |  2 -
 .../legacy/ode/FieldODEStateAndDerivative.java     |  1 -
 .../math4/legacy/ode/FieldSecondaryEquations.java  |  1 -
 .../math4/legacy/ode/FirstOrderConverter.java      |  2 -
 .../ode/FirstOrderDifferentialEquations.java       |  1 -
 .../ode/FirstOrderFieldDifferentialEquations.java  |  1 -
 .../legacy/ode/FirstOrderFieldIntegrator.java      |  1 -
 .../math4/legacy/ode/FirstOrderIntegrator.java     |  1 -
 .../commons/math4/legacy/ode/JacobianMatrices.java | 11 -----
 .../legacy/ode/MainStateJacobianProvider.java      |  1 -
 .../math4/legacy/ode/MultistepFieldIntegrator.java | 11 -----
 .../math4/legacy/ode/MultistepIntegrator.java      | 11 -----
 .../commons/math4/legacy/ode/ODEIntegrator.java    |  1 -
 .../math4/legacy/ode/ParameterConfiguration.java   |  1 -
 .../legacy/ode/ParameterJacobianProvider.java      |  1 -
 .../math4/legacy/ode/ParameterJacobianWrapper.java |  2 -
 .../commons/math4/legacy/ode/Parameterizable.java  |  1 -
 .../commons/math4/legacy/ode/ParameterizedODE.java |  1 -
 .../math4/legacy/ode/ParameterizedWrapper.java     |  1 -
 .../ode/SecondOrderDifferentialEquations.java      |  1 -
 .../math4/legacy/ode/SecondOrderIntegrator.java    |  1 -
 .../math4/legacy/ode/SecondaryEquations.java       |  1 -
 .../legacy/ode/UnknownParameterException.java      |  1 -
 .../commons/math4/legacy/ode/events/Action.java    |  1 -
 .../math4/legacy/ode/events/EventFilter.java       |  7 ----
 .../math4/legacy/ode/events/EventHandler.java      |  2 -
 .../math4/legacy/ode/events/EventState.java        | 10 -----
 .../math4/legacy/ode/events/FieldEventHandler.java |  1 -
 .../math4/legacy/ode/events/FieldEventState.java   |  7 ----
 .../math4/legacy/ode/events/FilterType.java        |  3 --
 .../math4/legacy/ode/events/Transformer.java       |  1 -
 .../nonstiff/AdamsBashforthFieldIntegrator.java    |  7 ----
 .../ode/nonstiff/AdamsBashforthIntegrator.java     |  7 ----
 .../legacy/ode/nonstiff/AdamsFieldIntegrator.java  |  1 -
 .../ode/nonstiff/AdamsFieldStepInterpolator.java   |  3 --
 .../math4/legacy/ode/nonstiff/AdamsIntegrator.java |  1 -
 .../ode/nonstiff/AdamsMoultonFieldIntegrator.java  |  5 ---
 .../ode/nonstiff/AdamsMoultonIntegrator.java       |  5 ---
 .../nonstiff/AdamsNordsieckFieldTransformer.java   |  6 ---
 .../ode/nonstiff/AdamsNordsieckTransformer.java    |  3 --
 .../nonstiff/AdaptiveStepsizeFieldIntegrator.java  |  8 ----
 .../ode/nonstiff/AdaptiveStepsizeIntegrator.java   |  8 ----
 .../ClassicalRungeKuttaFieldIntegrator.java        |  1 -
 .../ClassicalRungeKuttaFieldStepInterpolator.java  |  2 -
 .../nonstiff/ClassicalRungeKuttaIntegrator.java    |  1 -
 .../ClassicalRungeKuttaStepInterpolator.java       |  2 -
 .../nonstiff/DormandPrince54FieldIntegrator.java   |  3 --
 .../DormandPrince54FieldStepInterpolator.java      |  2 -
 .../ode/nonstiff/DormandPrince54Integrator.java    |  3 --
 .../nonstiff/DormandPrince54StepInterpolator.java  |  6 ---
 .../nonstiff/DormandPrince853FieldIntegrator.java  |  4 --
 .../DormandPrince853FieldStepInterpolator.java     |  3 --
 .../ode/nonstiff/DormandPrince853Integrator.java   |  3 --
 .../nonstiff/DormandPrince853StepInterpolator.java | 11 -----
 .../EmbeddedRungeKuttaFieldIntegrator.java         |  8 ----
 .../ode/nonstiff/EmbeddedRungeKuttaIntegrator.java |  8 ----
 .../legacy/ode/nonstiff/EulerFieldIntegrator.java  |  1 -
 .../ode/nonstiff/EulerFieldStepInterpolator.java   |  2 -
 .../math4/legacy/ode/nonstiff/EulerIntegrator.java |  1 -
 .../legacy/ode/nonstiff/EulerStepInterpolator.java |  2 -
 .../ode/nonstiff/FieldButcherArrayProvider.java    |  1 -
 .../legacy/ode/nonstiff/GillFieldIntegrator.java   |  2 -
 .../ode/nonstiff/GillFieldStepInterpolator.java    |  2 -
 .../math4/legacy/ode/nonstiff/GillIntegrator.java  |  1 -
 .../legacy/ode/nonstiff/GillStepInterpolator.java  |  2 -
 .../ode/nonstiff/GraggBulirschStoerIntegrator.java | 22 ----------
 .../GraggBulirschStoerStepInterpolator.java        | 11 -----
 .../ode/nonstiff/HighamHall54FieldIntegrator.java  |  3 --
 .../HighamHall54FieldStepInterpolator.java         |  2 -
 .../ode/nonstiff/HighamHall54Integrator.java       |  3 --
 .../ode/nonstiff/HighamHall54StepInterpolator.java |  2 -
 .../legacy/ode/nonstiff/LutherFieldIntegrator.java |  2 -
 .../ode/nonstiff/LutherFieldStepInterpolator.java  |  2 -
 .../legacy/ode/nonstiff/LutherIntegrator.java      |  1 -
 .../ode/nonstiff/LutherStepInterpolator.java       |  2 -
 .../ode/nonstiff/MidpointFieldIntegrator.java      |  1 -
 .../nonstiff/MidpointFieldStepInterpolator.java    |  2 -
 .../legacy/ode/nonstiff/MidpointIntegrator.java    |  1 -
 .../ode/nonstiff/MidpointStepInterpolator.java     |  2 -
 .../ode/nonstiff/RungeKuttaFieldIntegrator.java    |  6 ---
 .../nonstiff/RungeKuttaFieldStepInterpolator.java  |  1 -
 .../legacy/ode/nonstiff/RungeKuttaIntegrator.java  |  6 ---
 .../ode/nonstiff/RungeKuttaStepInterpolator.java   |  5 ---
 .../ode/nonstiff/ThreeEighthesFieldIntegrator.java |  1 -
 .../ThreeEighthesFieldStepInterpolator.java        |  2 -
 .../ode/nonstiff/ThreeEighthesIntegrator.java      |  1 -
 .../nonstiff/ThreeEighthesStepInterpolator.java    |  4 --
 .../sampling/AbstractFieldStepInterpolator.java    |  1 -
 .../ode/sampling/AbstractStepInterpolator.java     |  8 ----
 .../legacy/ode/sampling/DummyStepHandler.java      |  1 -
 .../legacy/ode/sampling/FieldFixedStepHandler.java |  1 -
 .../legacy/ode/sampling/FieldStepHandler.java      |  1 -
 .../legacy/ode/sampling/FieldStepInterpolator.java |  1 -
 .../legacy/ode/sampling/FieldStepNormalizer.java   |  2 -
 .../legacy/ode/sampling/FixedStepHandler.java      |  1 -
 .../ode/sampling/NordsieckStepInterpolator.java    |  6 ---
 .../math4/legacy/ode/sampling/StepHandler.java     |  1 -
 .../legacy/ode/sampling/StepInterpolator.java      |  1 -
 .../math4/legacy/ode/sampling/StepNormalizer.java  |  1 -
 .../legacy/optim/AbstractOptimizationProblem.java  |  1 -
 .../scalar/MultivariateFunctionMappingAdapter.java |  2 -
 .../nonlinear/scalar/noderiv/BOBYQAOptimizer.java  |  9 ----
 .../legacy/random/SobolSequenceGenerator.java      |  1 -
 .../commons/math4/legacy/stat/Frequency.java       |  1 -
 .../commons/math4/legacy/stat/StatUtils.java       |  1 -
 .../stat/correlation/SpearmansCorrelation.java     |  1 -
 .../stat/correlation/StorelessCovariance.java      |  2 -
 .../AbstractStorelessUnivariateStatistic.java      |  1 -
 .../descriptive/AbstractUnivariateStatistic.java   |  1 -
 .../math4/legacy/stat/descriptive/DoubleArray.java |  1 -
 .../descriptive/MultivariateSummaryStatistics.java |  1 -
 .../stat/descriptive/ResizableDoubleArray.java     |  1 -
 .../StatisticalMultivariateSummary.java            |  1 -
 .../stat/descriptive/StatisticalSummary.java       |  1 -
 .../descriptive/StorelessUnivariateStatistic.java  |  1 -
 .../descriptive/SynchronizedSummaryStatistics.java |  1 -
 .../stat/descriptive/WeightedEvaluation.java       |  1 -
 .../stat/descriptive/moment/GeometricMean.java     |  1 -
 .../legacy/stat/descriptive/moment/Kurtosis.java   |  1 -
 .../stat/descriptive/moment/SecondMoment.java      |  1 -
 .../stat/descriptive/moment/StandardDeviation.java |  1 -
 .../stat/descriptive/moment/ThirdMoment.java       |  1 -
 .../descriptive/moment/VectorialCovariance.java    |  2 -
 .../stat/descriptive/moment/VectorialMean.java     |  1 -
 .../math4/legacy/stat/descriptive/rank/Median.java |  1 -
 .../rank/MedianOf3PivotingStrategy.java            |  1 -
 .../stat/descriptive/rank/PSquarePercentile.java   |  1 -
 .../legacy/stat/descriptive/rank/Percentile.java   |  1 -
 .../legacy/stat/descriptive/summary/Product.java   |  1 -
 .../math4/legacy/stat/descriptive/summary/Sum.java |  1 -
 .../stat/descriptive/summary/SumOfSquares.java     |  1 -
 .../math4/legacy/stat/inference/ChiSquareTest.java |  9 ----
 .../legacy/stat/inference/InferenceTestUtils.java  |  1 -
 .../math4/legacy/stat/inference/OneWayAnova.java   |  7 ----
 .../commons/math4/legacy/stat/inference/TTest.java | 27 ------------
 .../legacy/stat/interval/AgrestiCoullInterval.java |  1 -
 .../stat/interval/BinomialConfidenceInterval.java  |  1 -
 .../math4/legacy/stat/interval/IntervalUtils.java  |  1 -
 .../stat/interval/NormalApproximationInterval.java |  1 -
 .../math4/legacy/stat/ranking/NaturalRanking.java  |  1 -
 .../AbstractMultipleLinearRegression.java          |  2 -
 .../regression/GLSMultipleLinearRegression.java    |  2 -
 .../stat/regression/MillerUpdatingRegression.java  |  1 -
 .../stat/regression/MultipleLinearRegression.java  |  1 -
 .../regression/OLSMultipleLinearRegression.java    |  1 -
 .../legacy/stat/regression/SimpleRegression.java   |  1 -
 .../math4/legacy/util/CombinatoricsUtils.java      |  1 -
 .../commons/math4/legacy/util/ComplexFormat.java   |  1 -
 .../math4/legacy/analysis/FunctionUtilsTest.java   |  5 ---
 .../math4/legacy/analysis/MonitoredFunction.java   |  1 -
 .../math4/legacy/analysis/QuinticFunction.java     |  1 -
 .../math4/legacy/analysis/SumSincFunction.java     |  1 -
 .../math4/legacy/analysis/XMinus5Function.java     |  1 -
 .../analysis/differentiation/DSCompilerTest.java   |  3 --
 .../differentiation/DerivativeStructureTest.java   | 22 ----------
 .../FiniteDifferencesDifferentiatorTest.java       |  8 ----
 .../differentiation/GradientFunctionTest.java      |  2 -
 .../differentiation/JacobianFunctionTest.java      |  2 -
 .../differentiation/SparseGradientTest.java        | 20 ---------
 .../analysis/function/BivariateFunctionTest.java   |  1 -
 .../math4/legacy/analysis/function/SqrtTest.java   |  1 -
 .../UnivariateDifferentiableFunctionTest.java      |  1 -
 .../analysis/function/UnivariateFunctionTest.java  |  1 -
 .../IterativeLegendreGaussIntegratorTest.java      |  2 -
 .../integration/MidPointIntegratorTest.java        |  3 --
 .../integration/TrapezoidIntegratorTest.java       |  1 -
 .../FieldHermiteInterpolatorTest.java              |  4 --
 .../interpolation/HermiteInterpolatorTest.java     |  3 --
 .../PolynomialFunctionNewtonFormTest.java          |  1 -
 .../analysis/polynomials/PolynomialsUtilsTest.java |  8 ----
 .../solvers/BaseSecantSolverAbstractTest.java      |  1 -
 .../solvers/BracketingNthOrderBrentSolverTest.java |  2 -
 .../legacy/analysis/solvers/BrentSolverTest.java   |  1 -
 .../FieldBracketingNthOrderBrentSolverTest.java    |  2 -
 .../field/ExtendedFieldElementAbstractTest.java    |  1 -
 .../leastsquares/EvaluationRmsCheckerTest.java     |  1 -
 .../GaussNewtonOptimizerWithCholeskyTest.java      |  1 -
 .../GaussNewtonOptimizerWithLUTest.java            |  1 -
 .../GaussNewtonOptimizerWithQRTest.java            |  1 -
 .../LevenbergMarquardtOptimizerTest.java           |  1 -
 .../legacy/genetics/BinaryChromosomeTest.java      |  1 -
 .../math4/legacy/genetics/BinaryMutationTest.java  |  1 -
 .../math4/legacy/genetics/ChromosomeTest.java      |  1 -
 .../legacy/genetics/DummyBinaryChromosome.java     |  1 -
 .../math4/legacy/genetics/DummyRandomKey.java      |  1 -
 .../genetics/ElitisticListPopulationTest.java      |  1 -
 .../legacy/genetics/FixedGenerationCountTest.java  |  1 -
 .../genetics/GeneticAlgorithmTestBinary.java       |  2 -
 .../math4/legacy/genetics/ListPopulationTest.java  |  1 -
 .../math4/legacy/genetics/NPointCrossoverTest.java |  1 -
 .../legacy/genetics/OnePointCrossoverTest.java     |  1 -
 .../legacy/genetics/RandomKeyMutationTest.java     |  1 -
 .../math4/legacy/genetics/RandomKeyTest.java       |  1 -
 .../legacy/genetics/TournamentSelectionTest.java   |  1 -
 .../math4/legacy/linear/ArrayFieldVectorTest.java  |  7 ----
 .../math4/legacy/linear/ArrayRealVectorTest.java   |  1 -
 .../legacy/linear/BiDiagonalTransformerTest.java   |  4 --
 .../math4/legacy/linear/BigRealFieldTest.java      |  1 -
 .../commons/math4/legacy/linear/BigRealTest.java   |  1 -
 .../math4/legacy/linear/BlockFieldMatrixTest.java  |  9 ----
 .../math4/legacy/linear/BlockRealMatrixTest.java   |  4 --
 .../legacy/linear/CholeskyDecompositionTest.java   |  1 -
 .../math4/legacy/linear/CholeskySolverTest.java    |  2 -
 .../math4/legacy/linear/DiagonalMatrixTest.java    |  2 -
 .../legacy/linear/EigenDecompositionTest.java      |  6 ---
 .../legacy/linear/FieldLUDecompositionTest.java    |  4 --
 .../math4/legacy/linear/FieldMatrixImplTest.java   |  2 -
 .../math4/legacy/linear/LUDecompositionTest.java   |  4 --
 .../legacy/linear/OpenIntToDoubleHashMapTest.java  |  2 -
 .../math4/legacy/linear/OpenIntToFieldTest.java    |  1 -
 .../math4/legacy/linear/QRDecompositionTest.java   |  7 ----
 .../commons/math4/legacy/linear/QRSolverTest.java  |  3 --
 .../math4/legacy/linear/RRQRDecompositionTest.java |  5 ---
 .../math4/legacy/linear/RRQRSolverTest.java        |  6 ---
 .../legacy/linear/RealVectorAbstractTest.java      |  3 --
 .../RectangularCholeskyDecompositionTest.java      |  4 --
 .../linear/SingularValueDecompositionTest.java     |  6 ---
 .../legacy/linear/SingularValueSolverTest.java     |  2 -
 .../math4/legacy/linear/SparseFieldMatrixTest.java |  2 -
 .../math4/legacy/linear/SparseFieldVectorTest.java |  4 --
 .../math4/legacy/linear/SparseRealMatrixTest.java  |  2 -
 .../math4/legacy/linear/SparseRealVectorTest.java  |  2 -
 .../linear/UnmodifiableRealVectorAbstractTest.java |  1 -
 .../legacy/ml/clustering/DBSCANClustererTest.java  |  2 -
 .../ml/clustering/FuzzyKMeansClustererTest.java    |  1 -
 .../ml/clustering/KMeansPlusPlusClustererTest.java |  4 --
 .../MultiKMeansPlusPlusClustererTest.java          |  3 --
 .../legacy/ode/ContinuousOutputFieldModelTest.java |  4 --
 .../legacy/ode/ContinuousOutputModelTest.java      |  3 --
 .../math4/legacy/ode/FieldExpandableODETest.java   |  3 --
 .../math4/legacy/ode/FirstOrderConverterTest.java  |  3 --
 .../math4/legacy/ode/JacobianMatricesTest.java     |  5 ---
 .../math4/legacy/ode/TestFieldProblem1.java        |  2 -
 .../math4/legacy/ode/TestFieldProblem2.java        |  2 -
 .../math4/legacy/ode/TestFieldProblem3.java        |  3 --
 .../math4/legacy/ode/TestFieldProblem5.java        |  1 -
 .../math4/legacy/ode/TestFieldProblem6.java        |  3 --
 .../math4/legacy/ode/TestFieldProblemAbstract.java |  1 -
 .../math4/legacy/ode/TestFieldProblemHandler.java  |  1 -
 .../commons/math4/legacy/ode/TestProblem1.java     |  2 -
 .../commons/math4/legacy/ode/TestProblem2.java     |  2 -
 .../commons/math4/legacy/ode/TestProblem3.java     |  2 -
 .../commons/math4/legacy/ode/TestProblem4.java     |  3 --
 .../commons/math4/legacy/ode/TestProblem5.java     |  1 -
 .../commons/math4/legacy/ode/TestProblem6.java     |  2 -
 .../math4/legacy/ode/TestProblemHandler.java       |  2 -
 .../math4/legacy/ode/events/CloseEventsTest.java   |  3 --
 .../math4/legacy/ode/events/EventFilterTest.java   |  9 ----
 .../math4/legacy/ode/events/EventStateTest.java    |  5 ---
 ...tractEmbeddedRungeKuttaFieldIntegratorTest.java | 13 ------
 .../AbstractRungeKuttaFieldIntegratorTest.java     | 14 -------
 .../AdamsBashforthFieldIntegratorTest.java         |  1 -
 .../ode/nonstiff/AdamsBashforthIntegratorTest.java |  9 ----
 .../nonstiff/AdamsFieldIntegratorAbstractTest.java |  9 ----
 .../nonstiff/AdamsMoultonFieldIntegratorTest.java  |  1 -
 .../ode/nonstiff/AdamsMoultonIntegratorTest.java   |  8 ----
 .../nonstiff/AdamsNordsieckTransformerTest.java    |  4 --
 ...lassicalRungKuttaFieldStepInterpolatorTest.java |  1 -
 .../ClassicalRungeKuttaFieldIntegratorTest.java    |  2 -
 .../ClassicalRungeKuttaIntegratorTest.java         |  7 ----
 .../ClassicalRungeKuttaStepInterpolatorTest.java   |  2 -
 .../DormandPrince54FieldIntegratorTest.java        |  1 -
 .../DormandPrince54FieldStepInterpolatorTest.java  |  1 -
 .../nonstiff/DormandPrince54IntegratorTest.java    |  8 ----
 .../DormandPrince54StepInterpolatorTest.java       |  3 --
 .../DormandPrince853FieldIntegratorTest.java       |  1 -
 .../DormandPrince853FieldStepInterpolatorTest.java |  1 -
 .../nonstiff/DormandPrince853IntegratorTest.java   | 12 ------
 .../DormandPrince853StepInterpolatorTest.java      |  3 --
 ...eddedRungeKuttaFieldIntegratorAbstractTest.java | 13 ------
 .../ode/nonstiff/EulerFieldIntegratorTest.java     |  2 -
 .../nonstiff/EulerFieldStepInterpolatorTest.java   |  1 -
 .../legacy/ode/nonstiff/EulerIntegratorTest.java   |  6 ---
 .../ode/nonstiff/EulerStepInterpolatorTest.java    |  6 ---
 .../ode/nonstiff/GillFieldIntegratorTest.java      |  2 -
 .../nonstiff/GillFieldStepInterpolatorTest.java    |  1 -
 .../legacy/ode/nonstiff/GillIntegratorTest.java    |  6 ---
 .../ode/nonstiff/GillStepInterpolatorTest.java     |  2 -
 .../nonstiff/GraggBulirschStoerIntegratorTest.java | 10 -----
 .../GraggBulirschStoerStepInterpolatorTest.java    |  3 --
 .../nonstiff/HighamHall54FieldIntegratorTest.java  |  1 -
 .../HighamHall54FieldStepInterpolatorTest.java     |  1 -
 .../ode/nonstiff/HighamHall54IntegratorTest.java   |  9 ----
 .../nonstiff/HighamHall54StepInterpolatorTest.java |  3 --
 .../ode/nonstiff/LutherFieldIntegratorTest.java    |  1 -
 .../nonstiff/LutherFieldStepInterpolatorTest.java  |  1 -
 .../legacy/ode/nonstiff/LutherIntegratorTest.java  |  5 ---
 .../ode/nonstiff/LutherStepInterpolatorTest.java   |  2 -
 .../ode/nonstiff/MidpointFieldIntegratorTest.java  |  2 -
 .../MidpointFieldStepInterpolatorTest.java         |  1 -
 .../ode/nonstiff/MidpointIntegratorTest.java       |  6 ---
 .../ode/nonstiff/MidpointStepInterpolatorTest.java |  2 -
 .../RungeKuttaFieldIntegratorAbstractTest.java     | 14 -------
 ...ungeKuttaFieldStepInterpolatorAbstractTest.java |  8 ----
 .../legacy/ode/nonstiff/StepFieldProblem.java      |  1 -
 .../math4/legacy/ode/nonstiff/StepProblem.java     |  1 -
 .../nonstiff/ThreeEighthesFieldIntegratorTest.java |  2 -
 .../ThreeEighthesFieldStepInterpolatorTest.java    |  1 -
 .../ode/nonstiff/ThreeEighthesIntegratorTest.java  |  7 ----
 .../ThreeEighthesStepInterpolatorTest.java         |  2 -
 .../ode/sampling/DummyFieldStepInterpolator.java   |  1 -
 .../legacy/ode/sampling/DummyStepInterpolator.java |  3 --
 .../ode/sampling/DummyStepInterpolatorTest.java    |  4 --
 .../sampling/NordsieckStepInterpolatorTest.java    |  2 -
 .../ode/sampling/StepInterpolatorTestUtils.java    |  6 ---
 .../ode/sampling/StepNormalizerOutputTestBase.java |  1 -
 .../legacy/ode/sampling/StepNormalizerTest.java    |  1 -
 .../math4/legacy/optim/SimpleValueCheckerTest.java |  1 -
 .../legacy/optim/linear/SimplexSolverTest.java     |  2 -
 .../MultivariateFunctionMappingAdapterTest.java    |  1 -
 .../MultivariateFunctionPenaltyAdapterTest.java    |  1 -
 .../NonLinearConjugateGradientOptimizerTest.java   |  6 ---
 .../SimpleUnivariateValueCheckerTest.java          |  1 -
 .../legacy/random/SobolSequenceGeneratorTest.java  |  1 -
 .../commons/math4/legacy/stat/FrequencyTest.java   |  1 -
 .../commons/math4/legacy/stat/StatUtilsTest.java   |  4 --
 .../legacy/stat/correlation/CovarianceTest.java    |  1 -
 .../stat/correlation/KendallsCorrelationTest.java  |  1 -
 .../correlation/SpearmansRankCorrelationTest.java  |  1 -
 .../stat/correlation/StorelessCovarianceTest.java  |  2 -
 .../AggregateSummaryStatisticsTest.java            |  3 --
 .../descriptive/DescriptiveStatisticsTest.java     |  4 --
 .../stat/descriptive/DoubleArrayAbstractTest.java  |  3 --
 .../MultivariateSummaryStatisticsTest.java         |  3 --
 .../stat/descriptive/ResizableDoubleArrayTest.java |  5 ---
 .../StorelessUnivariateStatisticAbstractTest.java  |  3 --
 .../stat/descriptive/SummaryStatisticsTest.java    |  2 -
 .../UnivariateStatisticAbstractTest.java           |  2 -
 .../stat/descriptive/moment/FourthMomentTest.java  |  1 -
 .../stat/descriptive/moment/GeometricMeanTest.java |  1 -
 .../stat/descriptive/moment/InteractionTest.java   |  2 -
 .../stat/descriptive/moment/KurtosisTest.java      |  1 -
 .../legacy/stat/descriptive/moment/MeanTest.java   |  1 -
 .../stat/descriptive/moment/SecondMomentTest.java  |  1 -
 .../descriptive/moment/StandardDeviationTest.java  |  1 -
 .../stat/descriptive/moment/ThirdMomentTest.java   |  1 -
 .../stat/descriptive/moment/VarianceTest.java      |  2 -
 .../moment/VectorialCovarianceTest.java            |  1 -
 .../stat/descriptive/moment/VectorialMeanTest.java |  1 -
 .../legacy/stat/descriptive/rank/MaxTest.java      |  1 -
 .../legacy/stat/descriptive/rank/MinTest.java      |  1 -
 .../descriptive/rank/PSquarePercentileTest.java    | 10 -----
 .../stat/descriptive/rank/PercentileTest.java      |  3 --
 .../stat/descriptive/summary/ProductTest.java      |  1 -
 .../stat/descriptive/summary/SumLogTest.java       |  1 -
 .../legacy/stat/descriptive/summary/SumSqTest.java |  1 -
 .../legacy/stat/descriptive/summary/SumTest.java   |  1 -
 .../legacy/stat/inference/BinomialTestTest.java    |  1 -
 .../legacy/stat/inference/ChiSquareTestTest.java   |  1 -
 .../stat/inference/InferenceTestUtilsTest.java     |  2 -
 .../stat/inference/KolmogorovSmirnovTestTest.java  |  3 --
 .../legacy/stat/inference/OneWayAnovaTest.java     |  3 --
 .../math4/legacy/stat/inference/TTestTest.java     |  1 -
 .../stat/interval/AgrestiCoullIntervalTest.java    |  1 -
 .../interval/NormalApproximationIntervalTest.java  |  1 -
 .../legacy/stat/ranking/NaturalRankingTest.java    |  1 -
 .../GLSMultipleLinearRegressionTest.java           |  1 -
 .../regression/MillerUpdatingRegressionTest.java   |  3 --
 .../MultipleLinearRegressionAbstractTest.java      |  1 -
 .../OLSMultipleLinearRegressionTest.java           |  2 -
 .../stat/regression/SimpleRegressionTest.java      |  3 --
 .../math4/legacy/util/CombinatoricsUtilsTest.java  |  1 -
 .../apache/commons/math4/legacy/util/TestBean.java |  1 -
 .../RealFunctionValidation.java                    |  1 -
 .../userguide/ClusterAlgorithmComparison.java      |  1 -
 .../commons/math4/userguide/ExampleUtils.java      |  1 -
 .../userguide/filter/ConstantVoltageExample.java   |  2 -
 .../userguide/genetics/HelloWorldExample.java      |  1 -
 .../userguide/genetics/ImageEvolutionExample.java  |  3 --
 .../userguide/genetics/PolygonChromosome.java      |  1 -
 511 files changed, 1488 deletions(-)

diff --git a/commons-math-core/src/main/java/org/apache/commons/math4/core/jdkmath/AccurateMath.java b/commons-math-core/src/main/java/org/apache/commons/math4/core/jdkmath/AccurateMath.java
index 632c3b352..96562866b 100644
--- a/commons-math-core/src/main/java/org/apache/commons/math4/core/jdkmath/AccurateMath.java
+++ b/commons-math-core/src/main/java/org/apache/commons/math4/core/jdkmath/AccurateMath.java
@@ -884,7 +884,6 @@ public final class AccurateMath {
             }
 
             intVal--;
-
         } else {
             if (intVal > 709) {
                 if (hiPrec != null) {
@@ -893,7 +892,6 @@ public final class AccurateMath {
                 }
                 return Double.POSITIVE_INFINITY;
             }
-
         }
 
         intPartA = ExpIntTable.EXP_INT_TABLE_A[EXP_INT_TABLE_MAX_INDEX + intVal];
@@ -1487,7 +1485,6 @@ public final class AccurateMath {
                         return +0.0;
                     }
                 }
-
             } else {
                 // y is a regular non-zero number
 
@@ -1569,12 +1566,9 @@ public final class AccurateMath {
                     final double result = exp(lna, z, null);
                     //result = result + result * z;
                     return result;
-
                 }
             }
-
         }
-
     }
 
     /**
@@ -1684,7 +1678,6 @@ public final class AccurateMath {
 
             // better accuracy estimate of reciprocal
             return Double.isNaN(error) ? splitInv : new Split(splitInv.high, splitInv.low - error / full);
-
         }
 
         /** Computes this^e.
@@ -1709,7 +1702,6 @@ public final class AccurateMath {
 
                 // accurate squaring d^(2(p+1)) = d^(2p) * d^(2p) using Veltkamp TwoProduct algorithm
                 d2p = d2p.multiply(d2p);
-
             }
 
             if (Double.isNaN(result.full)) {
@@ -1729,9 +1721,7 @@ public final class AccurateMath {
             } else {
                 return result;
             }
-
         }
-
     }
 
     /**
@@ -3138,7 +3128,6 @@ public final class AccurateMath {
                     mantissa++;
                 }
                 return Double.longBitsToDouble(sign | mantissa);
-
             } else {
                 // no need to compute the mantissa, the number scales down to 0
                 return (sign == 0L) ? 0.0 : -0.0;
@@ -3160,14 +3149,12 @@ public final class AccurateMath {
                 } else {
                     return (sign == 0L) ? Double.POSITIVE_INFINITY : Double.NEGATIVE_INFINITY;
                 }
-
             } else if (scaledExponent < 2047) {
                 return Double.longBitsToDouble(sign | (((long) scaledExponent) << 52) | mantissa);
             } else {
                 return (sign == 0L) ? Double.POSITIVE_INFINITY : Double.NEGATIVE_INFINITY;
             }
         }
-
     }
 
     /**
@@ -3222,7 +3209,6 @@ public final class AccurateMath {
                     mantissa++;
                 }
                 return Float.intBitsToFloat(sign | mantissa);
-
             } else {
                 // no need to compute the mantissa, the number scales down to 0
                 return (sign == 0) ? 0.0f : -0.0f;
@@ -3244,14 +3230,12 @@ public final class AccurateMath {
                 } else {
                     return (sign == 0) ? Float.POSITIVE_INFINITY : Float.NEGATIVE_INFINITY;
                 }
-
             } else if (scaledExponent < 255) {
                 return Float.intBitsToFloat(sign | (scaledExponent << 23) | mantissa);
             } else {
                 return (sign == 0) ? Float.POSITIVE_INFINITY : Float.NEGATIVE_INFINITY;
             }
         }
-
     }
 
     /**
diff --git a/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/Field.java b/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/Field.java
index 433021282..67692cdee 100644
--- a/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/Field.java
+++ b/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/Field.java
@@ -54,5 +54,4 @@ public interface Field<T> {
      *         class of this object.
      */
     Class<? extends FieldElement<T>> getRuntimeClass();
-
 }
diff --git a/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/Dfp.java b/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/Dfp.java
index 02f7df81e..c94ccb594 100644
--- a/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/Dfp.java
+++ b/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/Dfp.java
@@ -1490,7 +1490,6 @@ public class Dfp implements RealFieldElement<Dfp> {
         }
 
         return 0;
-
     }
 
     /** Multiply this by x.
@@ -1597,7 +1596,6 @@ public class Dfp implements RealFieldElement<Dfp> {
         }
 
         return result;
-
     }
 
     /** Multiply this by a single digit x.
@@ -1953,7 +1951,6 @@ public class Dfp implements RealFieldElement<Dfp> {
         }
 
         return result;
-
     }
 
     /** {@inheritDoc} */
@@ -2057,7 +2054,6 @@ public class Dfp implements RealFieldElement<Dfp> {
         }
 
         return x;
-
     }
 
     /** Get a string representation of the instance.
@@ -2079,7 +2075,6 @@ public class Dfp implements RealFieldElement<Dfp> {
         }
 
         return dfp2string();
-
     }
 
     /** Convert an instance to a string using scientific notation.
@@ -2298,7 +2293,6 @@ public class Dfp implements RealFieldElement<Dfp> {
         }
 
         return trap(type, what, oper, def, result);
-
     }
 
     /** Trap handler.  Subclasses may override this to provide trap
@@ -2758,16 +2752,13 @@ public class Dfp implements RealFieldElement<Dfp> {
 
             // compute atan2(y, x) = 2 atan(y / (r + x))
             return getTwo().multiply(divide(r.add(x)).atan());
-
         } else {
 
             // compute atan2(y, x) = +/- pi - 2 atan(y / (r - x))
             final Dfp tmp = getTwo().multiply(divide(r.subtract(x)).atan());
             final Dfp pmPi = newInstance((tmp.sign <= 0) ? -Math.PI : Math.PI);
             return pmPi.subtract(tmp);
-
         }
-
     }
 
     /** {@inheritDoc}
@@ -2905,5 +2896,4 @@ public class Dfp implements RealFieldElement<Dfp> {
                                  final double a3, final Dfp b3, final double a4, final Dfp b4) {
         return b1.multiply(a1).add(b2.multiply(a2)).add(b3.multiply(a3)).add(b4.multiply(a4));
     }
-
 }
diff --git a/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpDec.java b/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpDec.java
index e437b514d..68b1908f9 100644
--- a/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpDec.java
+++ b/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpDec.java
@@ -135,7 +135,6 @@ public class DfpDec extends Dfp {
         }
 
         return new DfpDec(d);
-
     }
 
     /** {@inheritDoc} */
@@ -364,5 +363,4 @@ public class DfpDec extends Dfp {
 
         return result;
     }
-
 }
diff --git a/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpField.java b/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpField.java
index 5adbbe6f6..9d82d44ef 100644
--- a/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpField.java
+++ b/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpField.java
@@ -53,7 +53,6 @@ public class DfpField implements Field<Dfp> {
 
         /** Rounds towards negative infinity. */
         ROUND_FLOOR;
-
     }
 
     /** IEEE 854-1987 flag for invalid operation. */
@@ -221,7 +220,6 @@ public class DfpField implements Field<Dfp> {
                 ln5            = new Dfp(this, ln5String);
                 ln5Split       = split(ln5String);
                 ln10           = new Dfp(this, ln10String);
-
             }
         } else {
             // dummy settings for unused constants
@@ -240,7 +238,6 @@ public class DfpField implements Field<Dfp> {
             ln5Split       = null;
             ln10           = null;
         }
-
     }
 
     /** Get the number of radix digits of the {@link Dfp} instances built by this factory.
@@ -597,7 +594,6 @@ public class DfpField implements Field<Dfp> {
             ln2String  = computeLn(highPrecisionTwo, highPrecisionOne, highPrecisionTwo).toString();
             ln5String  = computeLn(new Dfp(highPrecisionField, 5),  highPrecisionOne, highPrecisionTwo).toString();
             ln10String = computeLn(new Dfp(highPrecisionField, 10), highPrecisionOne, highPrecisionTwo).toString();
-
         }
     }
 
@@ -641,7 +637,6 @@ public class DfpField implements Field<Dfp> {
         }
 
         return one.divide(ak);
-
     }
 
     /** Compute exp(a).
@@ -669,7 +664,6 @@ public class DfpField implements Field<Dfp> {
         }
 
         return y;
-
     }
 
 
@@ -755,7 +749,5 @@ public class DfpField implements Field<Dfp> {
         }
 
         return y.multiply(two);
-
     }
-
 }
diff --git a/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpMath.java b/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpMath.java
index 4503fb02f..f224964ce 100644
--- a/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpMath.java
+++ b/commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpMath.java
@@ -189,7 +189,6 @@ public final class DfpMath {
 
             a -= trial;
             result = splitMult(result, r);
-
         } while (a >= 1);
 
         result[0] = result[0].add(result[1]);
@@ -240,7 +239,6 @@ public final class DfpMath {
 
             a -= trial;
             result = result.multiply(r);
-
         } while (a >= 1);
 
         if (invert) {
@@ -457,7 +455,6 @@ public final class DfpMath {
         y = y.multiply(a[0].getTwo());
 
         return split(y);
-
     }
 
     /** Computes x to the y power.<p>
@@ -657,7 +654,6 @@ public final class DfpMath {
         }
 
         return x.newInstance(r);
-
     }
 
     /** Computes sin(a)  Used when {@code {@code 0 < a < pi/4}}.
@@ -687,7 +683,6 @@ public final class DfpMath {
         }
 
         return y;
-
     }
 
     /** Computes cos(a)  Used when {@code 0 < a < pi/4}.
@@ -721,7 +716,6 @@ public final class DfpMath {
         }
 
         return y;
-
     }
 
     /** computes the sine of the argument.
@@ -767,7 +761,6 @@ public final class DfpMath {
         }
 
         return a.newInstance(y);
-
     }
 
     /** computes the cosine of the argument.
@@ -817,7 +810,6 @@ public final class DfpMath {
         }
 
         return a.newInstance(y);
-
     }
 
     /** computes the tangent of the argument.
@@ -850,7 +842,6 @@ public final class DfpMath {
         }
 
         return y;
-
     }
 
     /** Computes the arc tangent of the argument.
@@ -924,7 +915,6 @@ public final class DfpMath {
         }
 
         return a.newInstance(y);
-
     }
 
     /** computes the arc-sine of the argument.
@@ -953,5 +943,4 @@ public final class DfpMath {
 
         return a.newInstance(result);
     }
-
 }
diff --git a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/ExtendedFieldElementAbstractTest.java b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/ExtendedFieldElementAbstractTest.java
index 4f1f358ac..c9713e310 100644
--- a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/ExtendedFieldElementAbstractTest.java
+++ b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/ExtendedFieldElementAbstractTest.java
@@ -552,5 +552,4 @@ public abstract class ExtendedFieldElementAbstractTest<T extends RealFieldElemen
         }
         return f;
     }
-
 }
diff --git a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/MathArraysTest.java b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/MathArraysTest.java
index 16500e402..54677765b 100644
--- a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/MathArraysTest.java
+++ b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/MathArraysTest.java
@@ -459,7 +459,6 @@ public class MathArraysTest {
                                              new double[] {Double.NEGATIVE_INFINITY}));
         Assert.assertFalse(MathArrays.equals(new double[] {1d},
                                              new double[] {JdkMath.nextAfter(JdkMath.nextAfter(1d, 2d), 2d)}));
-
     }
 
     @Test
diff --git a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/Decimal10.java b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/Decimal10.java
index 05bc1dceb..86ba25f9d 100644
--- a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/Decimal10.java
+++ b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/Decimal10.java
@@ -95,5 +95,4 @@ public class Decimal10 extends DfpDec {
     protected int getDecimalDigits() {
         return 10;
     }
-
 }
diff --git a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpDecTest.java b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpDecTest.java
index d242b3ecc..6e471f038 100644
--- a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpDecTest.java
+++ b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpDecTest.java
@@ -562,5 +562,4 @@ public class DfpDecTest {
              pinf,
              DfpField.FLAG_OVERFLOW | DfpField.FLAG_INEXACT, "Next After #14");
     }
-
 }
diff --git a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpMathTest.java b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpMathTest.java
index 16486be9b..005df7d34 100644
--- a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpMathTest.java
+++ b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpMathTest.java
@@ -584,5 +584,4 @@ public class DfpMathTest {
              DfpField.FLAG_INEXACT, "sin #27");
     }
 
-
 }
diff --git a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpTest.java b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpTest.java
index 3670b5743..194451208 100644
--- a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpTest.java
+++ b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/dfp/DfpTest.java
@@ -1641,7 +1641,6 @@ public class DfpTest extends ExtendedFieldElementAbstractTest<Dfp> {
         Assert.assertTrue(ninf.negate().positiveOrNull());
         Assert.assertFalse(ninf.negate().strictlyNegative());
         Assert.assertTrue(ninf.negate().strictlyPositive());
-
     }
 
     @Test
diff --git a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/jdkmath/AccurateMathTest.java b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/jdkmath/AccurateMathTest.java
index 1c7b8c342..75aa126d7 100644
--- a/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/jdkmath/AccurateMathTest.java
+++ b/commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/jdkmath/AccurateMathTest.java
@@ -164,7 +164,6 @@ public class AccurateMathTest {
             maxErr = AccurateMath.max(maxErr, AccurateMath.abs(ref - tst) / AccurateMath.ulp(ref));
         }
         assertEquals(0, maxErr, 4);
-
     }
 
     @Test
@@ -1221,7 +1220,6 @@ public class AccurateMathTest {
 
         // 0xbf2e43753d36a223 0xbf2e43753d36a222 -> bf2e43753d36a222
         assertEquals(-2.3089223996676603E-4, AccurateMath.nextAfter(-2.3089223996676606E-4, -2.3089223996676603E-4), 0.0);
-
     }
 
     @Test
@@ -1950,7 +1948,6 @@ public class AccurateMathTest {
         }
 
         return fd.longValue();
-
     }
 
     private long poorManFloorMod(long a, long b) {
@@ -1972,5 +1969,4 @@ public class AccurateMathTest {
         assertEquals(x, AccurateMath.round(x), 0.0);
         //assertTrue(x == Math.round(x)); // fails with Java 7, fixed in Java 8
     }
-
 }
diff --git a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathArithmeticException.java b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathArithmeticException.java
index 64f9d7036..16adb3ee5 100644
--- a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathArithmeticException.java
+++ b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathArithmeticException.java
@@ -48,5 +48,4 @@ public class MathArithmeticException extends MathRuntimeException {
     public MathArithmeticException(Localizable pattern, Object... args) {
         super(pattern, args);
     }
-
 }
diff --git a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathIllegalArgumentException.java b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathIllegalArgumentException.java
index 8834ef503..80873cefa 100644
--- a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathIllegalArgumentException.java
+++ b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathIllegalArgumentException.java
@@ -37,5 +37,4 @@ public class MathIllegalArgumentException extends MathRuntimeException {
     public MathIllegalArgumentException(Localizable pattern, Object... args) {
         super(pattern, args);
     }
-
 }
diff --git a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathIllegalStateException.java b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathIllegalStateException.java
index 1fd8dd86d..b66d2e9b1 100644
--- a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathIllegalStateException.java
+++ b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathIllegalStateException.java
@@ -59,5 +59,4 @@ public class MathIllegalStateException extends MathRuntimeException {
     public MathIllegalStateException() {
         this(LocalizedFormats.ILLEGAL_STATE);
     }
-
 }
diff --git a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathUnsupportedOperationException.java b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathUnsupportedOperationException.java
index 465243360..c2de5af16 100644
--- a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathUnsupportedOperationException.java
+++ b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/MathUnsupportedOperationException.java
@@ -45,5 +45,4 @@ public class MathUnsupportedOperationException extends MathRuntimeException {
     public MathUnsupportedOperationException(Localizable pattern, Object... args) {
         super(pattern, args);
     }
-
 }
diff --git a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/NotANumberException.java b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/NotANumberException.java
index 6c63d266d..307e9f1e0 100644
--- a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/NotANumberException.java
+++ b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/NotANumberException.java
@@ -33,5 +33,4 @@ public class NotANumberException extends MathIllegalNumberException {
     public NotANumberException() {
         super(LocalizedFormats.NAN_NOT_ALLOWED, Double.valueOf(Double.NaN));
     }
-
 }
diff --git a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/util/DummyLocalizable.java b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/util/DummyLocalizable.java
index ef49389c4..d32e131ab 100644
--- a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/util/DummyLocalizable.java
+++ b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/util/DummyLocalizable.java
@@ -55,5 +55,4 @@ public class DummyLocalizable implements Localizable {
     public String toString() {
         return source;
     }
-
 }
diff --git a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/util/ExceptionContextProvider.java b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/util/ExceptionContextProvider.java
index 2e7468be5..dfd937689 100644
--- a/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/util/ExceptionContextProvider.java
+++ b/commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/util/ExceptionContextProvider.java
@@ -29,5 +29,4 @@ public interface ExceptionContextProvider {
      * @return a reference to the exception context.
      */
     ExceptionContext getContext();
-
 }
diff --git a/commons-math-legacy-exception/src/test/java/org/apache/commons/math4/legacy/exception/util/LocalizedFormatsTest.java b/commons-math-legacy-exception/src/test/java/org/apache/commons/math4/legacy/exception/util/LocalizedFormatsTest.java
index e50dd7d8a..072dcf0e7 100644
--- a/commons-math-legacy-exception/src/test/java/org/apache/commons/math4/legacy/exception/util/LocalizedFormatsTest.java
+++ b/commons-math-legacy-exception/src/test/java/org/apache/commons/math4/legacy/exception/util/LocalizedFormatsTest.java
@@ -49,7 +49,6 @@ public class LocalizedFormatsTest {
             }
             Assert.assertEquals(language, bundle.getLocale().getLanguage());
         }
-
     }
 
     @Test
@@ -68,7 +67,6 @@ public class LocalizedFormatsTest {
             }
             Assert.assertEquals(language, bundle.getLocale().getLanguage());
         }
-
     }
 
     @Test
@@ -100,5 +98,4 @@ public class LocalizedFormatsTest {
             }
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/FunctionUtils.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/FunctionUtils.java
index e41e3d985..425b89637 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/FunctionUtils.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/FunctionUtils.java
@@ -91,7 +91,6 @@ public final class FunctionUtils {
                 }
                 return r;
             }
-
         };
     }
 
@@ -147,7 +146,6 @@ public final class FunctionUtils {
                 }
                 return r;
             }
-
         };
     }
 
@@ -200,7 +198,6 @@ public final class FunctionUtils {
                 }
                 return r;
             }
-
         };
     }
 
@@ -350,9 +347,7 @@ public final class FunctionUtils {
                 }
                 return x.compose(packed);
             }
-
         };
-
     }
 
     /** Convert regular functions to {@link MultivariateDifferentiableFunction}.
@@ -457,7 +452,6 @@ public final class FunctionUtils {
                 final DerivativeStructure dsX = new DerivativeStructure(1, order, 0, x);
                 return f.value(dsX).getPartialDerivative(order);
             }
-
         };
     }
 
@@ -494,10 +488,7 @@ public final class FunctionUtils {
                 }
 
                 return f.value(dsPoint).getPartialDerivative(orders);
-
             }
-
         };
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/MultivariateMatrixFunction.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/MultivariateMatrixFunction.java
index 1d1ba598b..ced2de196 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/MultivariateMatrixFunction.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/MultivariateMatrixFunction.java
@@ -31,5 +31,4 @@ public interface MultivariateMatrixFunction {
      */
     double[][] value(double[] point)
         throws IllegalArgumentException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/MultivariateVectorFunction.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/MultivariateVectorFunction.java
index 2e2d41c84..5e762878a 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/MultivariateVectorFunction.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/MultivariateVectorFunction.java
@@ -31,5 +31,4 @@ public interface MultivariateVectorFunction {
      */
     double[] value(double[] point)
         throws IllegalArgumentException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/UnivariateMatrixFunction.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/UnivariateMatrixFunction.java
index ab5282ebc..602a7d039 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/UnivariateMatrixFunction.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/UnivariateMatrixFunction.java
@@ -29,5 +29,4 @@ public interface UnivariateMatrixFunction {
      * @return the value
      */
     double[][] value(double x);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/UnivariateVectorFunction.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/UnivariateVectorFunction.java
index 1688b1c31..41aeec771 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/UnivariateVectorFunction.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/UnivariateVectorFunction.java
@@ -29,5 +29,4 @@ public interface UnivariateVectorFunction {
      * @return the value
      */
     double[] value(double x);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DSCompiler.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DSCompiler.java
index 6d85b986d..0094503ec 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DSCompiler.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DSCompiler.java
@@ -178,7 +178,6 @@ public final class DSCompiler {
                 compileCompositionIndirection(parameters, order,
                                               valueCompiler, derivativeCompiler,
                                               sizes, derivativesIndirection);
-
     }
 
     /** Get the compiler for number of free parameters and order.
@@ -226,7 +225,6 @@ public final class DSCompiler {
         compilers.compareAndSet(cache, newCache);
 
         return newCache[parameters][order];
-
     }
 
     /** Compile the sizes array.
@@ -250,7 +248,6 @@ public final class DSCompiler {
         }
 
         return sizes;
-
     }
 
     /** Compile the derivatives indirection array.
@@ -290,11 +287,9 @@ public final class DSCompiler {
 
             // increment the derivation order for the last parameter
             derivativesIndirection[vSize + i][parameters - 1]++;
-
         }
 
         return derivativesIndirection;
-
     }
 
     /** Compile the lower derivatives indirection array.
@@ -326,7 +321,6 @@ public final class DSCompiler {
         }
 
         return lowerIndirection;
-
     }
 
     /** Compile the multiplication indirection array.
@@ -385,11 +379,9 @@ public final class DSCompiler {
             }
 
             multIndirection[vSize + i] = combined.toArray(new int[combined.size()][]);
-
         }
 
         return multIndirection;
-
     }
 
     /** Compile the function composition indirection array.
@@ -473,7 +465,6 @@ public final class DSCompiler {
                     Arrays.sort(derivedTermG, 2, derivedTermG.length);
                     row.add(derivedTermG);
                 }
-
             }
 
             // combine terms with similar derivation orders
@@ -499,11 +490,9 @@ public final class DSCompiler {
             }
 
             compIndirection[vSize + i] = combined.toArray(new int[combined.size()][]);
-
         }
 
         return compIndirection;
-
     }
 
     /** Get the index of a partial derivative in the array.
@@ -547,7 +536,6 @@ public final class DSCompiler {
         }
 
         return getPartialDerivativeIndex(parameters, order, sizes, orders);
-
     }
 
     /** Get the index of a partial derivative in an array.
@@ -586,11 +574,9 @@ public final class DSCompiler {
                 // so we add the size of the value part to the base index
                 index += sizes[i][m--];
             }
-
         }
 
         return index;
-
     }
 
     /** Convert an index from one (parameters, order) structure to another.
@@ -832,7 +818,6 @@ public final class DSCompiler {
         for (int i = 1; i < getSize(); ++i) {
             result[resultOffset + i] = lhs[lhsOffset + i] - k * rhs[rhsOffset + i];
         }
-
     }
 
     /** Compute power of a double to a derivative structure.
@@ -874,7 +859,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute power of a derivative structure.
@@ -919,7 +903,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute integer power of a derivative structure.
@@ -972,7 +955,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute power of a derivative structure.
@@ -1030,7 +1012,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute exponential of a derivative structure.
@@ -1050,7 +1031,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute exp(x) - 1 of a derivative structure.
@@ -1071,7 +1051,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute natural logarithm of a derivative structure.
@@ -1099,7 +1078,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Computes shifted logarithm of a derivative structure.
@@ -1126,7 +1104,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Computes base 10 logarithm of a derivative structure.
@@ -1153,7 +1130,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute cosine of a derivative structure.
@@ -1179,7 +1155,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute sine of a derivative structure.
@@ -1205,7 +1180,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute tangent of a derivative structure.
@@ -1254,13 +1228,11 @@ public final class DSCompiler {
                 }
 
                 function[n] = v;
-
             }
         }
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute arc cosine of a derivative structure.
@@ -1311,13 +1283,11 @@ public final class DSCompiler {
 
                 coeff *= f;
                 function[n] = coeff * v;
-
             }
         }
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute arc sine of a derivative structure.
@@ -1368,13 +1338,11 @@ public final class DSCompiler {
 
                 coeff *= f;
                 function[n] = coeff * v;
-
             }
         }
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute arc tangent of a derivative structure.
@@ -1425,13 +1393,11 @@ public final class DSCompiler {
 
                 coeff *= f;
                 function[n] = coeff * v;
-
             }
         }
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute two arguments arc tangent of a derivative structure.
@@ -1465,7 +1431,6 @@ public final class DSCompiler {
             for (int i = 0; i < tmp2.length; ++i) {
                 result[resultOffset + i] = 2 * tmp2[i]; // 2 * atan(y / (r + x))
             }
-
         } else {
 
             // compute atan2(y, x) = +/- pi - 2 atan(y / (r - x))
@@ -1477,12 +1442,10 @@ public final class DSCompiler {
             for (int i = 1; i < tmp2.length; ++i) {
                 result[resultOffset + i] = -2 * tmp2[i]; // +/-pi - 2 * atan(y / (r - x))
             }
-
         }
 
         // fix value to take special cases (+0/+0, +0/-0, -0/+0, -0/-0, +/-infinity) correctly
         result[resultOffset] = JdkMath.atan2(y[yOffset], x[xOffset]);
-
     }
 
     /** Compute hyperbolic cosine of a derivative structure.
@@ -1508,7 +1471,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute hyperbolic sine of a derivative structure.
@@ -1534,7 +1496,6 @@ public final class DSCompiler {
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute hyperbolic tangent of a derivative structure.
@@ -1583,13 +1544,11 @@ public final class DSCompiler {
                 }
 
                 function[n] = v;
-
             }
         }
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute inverse hyperbolic cosine of a derivative structure.
@@ -1640,13 +1599,11 @@ public final class DSCompiler {
 
                 coeff *= f;
                 function[n] = coeff * v;
-
             }
         }
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute inverse hyperbolic sine of a derivative structure.
@@ -1697,13 +1654,11 @@ public final class DSCompiler {
 
                 coeff *= f;
                 function[n] = coeff * v;
-
             }
         }
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute inverse hyperbolic tangent of a derivative structure.
@@ -1754,13 +1709,11 @@ public final class DSCompiler {
 
                 coeff *= f;
                 function[n] = coeff * v;
-
             }
         }
 
         // apply function composition
         compose(operand, operandOffset, function, result, resultOffset);
-
     }
 
     /** Compute composition of a derivative structure by a function.
@@ -1831,5 +1784,4 @@ public final class DSCompiler {
             throw new DimensionMismatchException(order, compiler.order);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructure.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructure.java
index 7812ca6c8..0b2fd9120 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructure.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructure.java
@@ -117,7 +117,6 @@ public class DerivativeStructure implements RealFieldElement<DerivativeStructure
             // the derivative of the variable with respect to itself is 1.
             data[DSCompiler.getCompiler(index, order).getSize()] = 1.0;
         }
-
     }
 
     /** Linear combination constructor.
@@ -551,9 +550,7 @@ public class DerivativeStructure implements RealFieldElement<DerivativeStructure
 
                 // remove scaling
                 return scaledH.scalb(middleExp);
-
             }
-
         }
     }
 
@@ -651,7 +648,6 @@ public class DerivativeStructure implements RealFieldElement<DerivativeStructure
             public Class<? extends FieldElement<DerivativeStructure>> getRuntimeClass() {
                 return DerivativeStructure.class;
             }
-
         };
     }
 
@@ -953,7 +949,6 @@ public class DerivativeStructure implements RealFieldElement<DerivativeStructure
         final double[] all = simpleValue.getAllDerivatives();
         all[0] = accurateValue;
         return new DerivativeStructure(simpleValue.getFreeParameters(), simpleValue.getOrder(), all);
-
     }
 
     /** {@inheritDoc}
@@ -980,7 +975,6 @@ public class DerivativeStructure implements RealFieldElement<DerivativeStructure
         final double[] all = simpleValue.getAllDerivatives();
         all[0] = accurateValue;
         return new DerivativeStructure(simpleValue.getFreeParameters(), simpleValue.getOrder(), all);
-
     }
 
     /** {@inheritDoc}
@@ -1025,7 +1019,6 @@ public class DerivativeStructure implements RealFieldElement<DerivativeStructure
         final double[] all = simpleValue.getAllDerivatives();
         all[0] = accurateValue;
         return new DerivativeStructure(getFreeParameters(), getOrder(), all);
-
     }
 
     /** {@inheritDoc}
@@ -1050,7 +1043,6 @@ public class DerivativeStructure implements RealFieldElement<DerivativeStructure
         final double[] all = simpleValue.getAllDerivatives();
         all[0] = accurateValue;
         return new DerivativeStructure(getFreeParameters(), getOrder(), all);
-
     }
 
     /** {@inheritDoc}
@@ -1154,7 +1146,6 @@ public class DerivativeStructure implements RealFieldElement<DerivativeStructure
         }
 
         return false;
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/FiniteDifferencesDifferentiator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/FiniteDifferencesDifferentiator.java
index 0c422a71b..f04e8e924 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/FiniteDifferencesDifferentiator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/FiniteDifferencesDifferentiator.java
@@ -154,7 +154,6 @@ public class FiniteDifferencesDifferentiator
         final double safety = JdkMath.ulp(halfSampleSpan);
         this.tMin = tLower + halfSampleSpan + safety;
         this.tMax = tUpper - halfSampleSpan - safety;
-
     }
 
     /**
@@ -203,7 +202,6 @@ public class FiniteDifferencesDifferentiator
 
             // update the top diagonal of the divided differences array
             top[i] = bottom[0];
-
         }
 
         // evaluate interpolation polynomial (represented by top diagonal) at t
@@ -227,7 +225,6 @@ public class FiniteDifferencesDifferentiator
         }
 
         return interpolation;
-
     }
 
     /** {@inheritDoc}
@@ -267,9 +264,7 @@ public class FiniteDifferencesDifferentiator
 
                 // evaluate derivatives
                 return evaluate(t, t0, y);
-
             }
-
         };
     }
 
@@ -321,9 +316,7 @@ public class FiniteDifferencesDifferentiator
                 }
 
                 return value;
-
             }
-
         };
     }
 
@@ -379,10 +372,7 @@ public class FiniteDifferencesDifferentiator
                 }
 
                 return value;
-
             }
-
         };
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/GradientFunction.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/GradientFunction.java
index c9c9d33b3..66d55709e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/GradientFunction.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/GradientFunction.java
@@ -60,7 +60,5 @@ public class GradientFunction implements MultivariateVectorFunction {
         }
 
         return y;
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/JacobianFunction.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/JacobianFunction.java
index 479595072..336956794 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/JacobianFunction.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/JacobianFunction.java
@@ -64,7 +64,5 @@ public class JacobianFunction implements MultivariateMatrixFunction {
         }
 
         return y;
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/MultivariateDifferentiableVectorFunction.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/MultivariateDifferentiableVectorFunction.java
index 31426eb42..fa0f8a1f0 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/MultivariateDifferentiableVectorFunction.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/MultivariateDifferentiableVectorFunction.java
@@ -39,5 +39,4 @@ public interface MultivariateDifferentiableVectorFunction
      */
     DerivativeStructure[] value(DerivativeStructure[] point)
         throws MathIllegalArgumentException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradient.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradient.java
index 579eeb64c..bb4686785 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradient.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradient.java
@@ -316,7 +316,6 @@ public final class SparseGradient implements RealFieldElement<SparseGradient> {
             public Class<? extends FieldElement<SparseGradient>> getRuntimeClass() {
                 return SparseGradient.class;
             }
-
         };
     }
 
@@ -335,7 +334,6 @@ public final class SparseGradient implements RealFieldElement<SparseGradient> {
         final double k   = JdkMath.rint((value - rem) / a.value);
 
         return subtract(a.multiply(k));
-
     }
 
     /** {@inheritDoc} */
@@ -443,9 +441,7 @@ public final class SparseGradient implements RealFieldElement<SparseGradient> {
 
                 // remove scaling
                 return scaledH.scalb(middleExp);
-
             }
-
         }
     }
 
@@ -625,20 +621,17 @@ public final class SparseGradient implements RealFieldElement<SparseGradient> {
 
             // compute atan2(y, x) = 2 atan(y / (r + x))
             a = divide(r.add(x)).atan().multiply(2);
-
         } else {
 
             // compute atan2(y, x) = +/- pi - 2 atan(y / (r - x))
             final SparseGradient tmp = divide(r.subtract(x)).atan().multiply(-2);
             a = tmp.add(tmp.value <= 0 ? -JdkMath.PI : JdkMath.PI);
-
         }
 
         // fix value to take special cases (+0/+0, +0/-0, -0/+0, -0/-0, +/-infinity) correctly
         a.value = JdkMath.atan2(value, x.value);
 
         return a;
-
     }
 
     /** Two arguments arc tangent operation.
@@ -833,7 +826,6 @@ public final class SparseGradient implements RealFieldElement<SparseGradient> {
             .addProduct(a3, b3.value).getAsDouble();
 
         return out;
-
     }
 
     /** {@inheritDoc} */
@@ -912,7 +904,6 @@ public final class SparseGradient implements RealFieldElement<SparseGradient> {
         }
 
         return false;
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateDifferentiableMatrixFunction.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateDifferentiableMatrixFunction.java
index 49d510640..e694ede8c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateDifferentiableMatrixFunction.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateDifferentiableMatrixFunction.java
@@ -36,5 +36,4 @@ public interface UnivariateDifferentiableMatrixFunction
      * derivative order for example)
      */
     DerivativeStructure[][] value(DerivativeStructure x) throws MathIllegalArgumentException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateDifferentiableVectorFunction.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateDifferentiableVectorFunction.java
index 0304675b6..f663e5d99 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateDifferentiableVectorFunction.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateDifferentiableVectorFunction.java
@@ -36,5 +36,4 @@ public interface UnivariateDifferentiableVectorFunction
      * derivative order for example)
      */
     DerivativeStructure[] value(DerivativeStructure x) throws MathIllegalArgumentException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateFunctionDifferentiator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateFunctionDifferentiator.java
index c9ef9c134..450a2c951 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateFunctionDifferentiator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateFunctionDifferentiator.java
@@ -29,5 +29,4 @@ public interface UnivariateFunctionDifferentiator {
      * @return differential function
      */
     UnivariateDifferentiableFunction differentiate(UnivariateFunction function);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateMatrixFunctionDifferentiator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateMatrixFunctionDifferentiator.java
index fe21d51b6..c0a2fbfc1 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateMatrixFunctionDifferentiator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateMatrixFunctionDifferentiator.java
@@ -29,5 +29,4 @@ public interface UnivariateMatrixFunctionDifferentiator {
      * @return differential function
      */
     UnivariateDifferentiableMatrixFunction differentiate(UnivariateMatrixFunction function);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateVectorFunctionDifferentiator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateVectorFunctionDifferentiator.java
index 5fb7ff7ad..46fb4c870 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateVectorFunctionDifferentiator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/UnivariateVectorFunctionDifferentiator.java
@@ -29,5 +29,4 @@ public interface UnivariateVectorFunctionDifferentiator {
      * @return differential function
      */
     UnivariateDifferentiableVectorFunction differentiate(UnivariateVectorFunction function);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Acos.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Acos.java
index b6309387a..43dcd9201 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Acos.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Acos.java
@@ -40,5 +40,4 @@ public class Acos implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.acos();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Acosh.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Acosh.java
index 8ace23c20..02a689a92 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Acosh.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Acosh.java
@@ -40,5 +40,4 @@ public class Acosh implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.acosh();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Asin.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Asin.java
index 8a8a56590..8a51abd6e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Asin.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Asin.java
@@ -40,5 +40,4 @@ public class Asin implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.asin();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Asinh.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Asinh.java
index 0da7c05a1..bd6b1456c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Asinh.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Asinh.java
@@ -40,5 +40,4 @@ public class Asinh implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.asinh();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Atan.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Atan.java
index 99d508564..da53d4c4f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Atan.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Atan.java
@@ -40,5 +40,4 @@ public class Atan implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.atan();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Atanh.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Atanh.java
index 588599fc4..0e4b0a3e9 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Atanh.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Atanh.java
@@ -40,5 +40,4 @@ public class Atanh implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.atanh();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cbrt.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cbrt.java
index 26f7225bf..1b0b87a5f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cbrt.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cbrt.java
@@ -40,5 +40,4 @@ public class Cbrt implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.cbrt();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Constant.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Constant.java
index 6a1158a3d..efe0346fe 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Constant.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Constant.java
@@ -49,5 +49,4 @@ public class Constant implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return new DerivativeStructure(t.getFreeParameters(), t.getOrder(), c);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cos.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cos.java
index 7751f5cd3..6b1115a3f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cos.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cos.java
@@ -40,5 +40,4 @@ public class Cos implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.cos();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cosh.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cosh.java
index f172f3750..8a45ad919 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cosh.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Cosh.java
@@ -40,5 +40,4 @@ public class Cosh implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.cosh();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Exp.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Exp.java
index 49192a8b6..71a2847ba 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Exp.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Exp.java
@@ -40,5 +40,4 @@ public class Exp implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.exp();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Expm1.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Expm1.java
index 767e4b233..d8ee9e71c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Expm1.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Expm1.java
@@ -40,5 +40,4 @@ public class Expm1 implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.expm1();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Gaussian.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Gaussian.java
index 0ac316afa..648bf493b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Gaussian.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Gaussian.java
@@ -241,12 +241,9 @@ public class Gaussian implements UnivariateDifferentiableFunction {
 
                 coeff *= is;
                 f[n] = coeff * v;
-
             }
         }
 
         return t.compose(f);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/HarmonicOscillator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/HarmonicOscillator.java
index e3df48d57..11d7a970d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/HarmonicOscillator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/HarmonicOscillator.java
@@ -170,7 +170,5 @@ public class HarmonicOscillator implements UnivariateDifferentiableFunction {
         }
 
         return t.compose(f);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Identity.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Identity.java
index 70df25d6c..8912c3f5f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Identity.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Identity.java
@@ -39,5 +39,4 @@ public class Identity implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Inverse.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Inverse.java
index d908cd412..b724eac3b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Inverse.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Inverse.java
@@ -39,5 +39,4 @@ public class Inverse implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.reciprocal();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log.java
index 99bf7eded..a8c20ced0 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log.java
@@ -40,5 +40,4 @@ public class Log implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.log();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log10.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log10.java
index 57ba7882a..88c01d9b8 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log10.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log10.java
@@ -41,5 +41,4 @@ public class Log10 implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.log10();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log1p.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log1p.java
index 474a4c7c4..464620877 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log1p.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Log1p.java
@@ -40,5 +40,4 @@ public class Log1p implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.log1p();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Logistic.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Logistic.java
index 3c38b71e2..a0438581c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Logistic.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Logistic.java
@@ -217,5 +217,4 @@ public class Logistic implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.negate().add(m).multiply(b).exp().multiply(q).add(1).pow(oneOverN).reciprocal().multiply(k - a).add(a);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Logit.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Logit.java
index 9b9ce73a9..2f76a5eb5 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Logit.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Logit.java
@@ -185,7 +185,6 @@ public class Logit implements UnivariateDifferentiableFunction {
             for (int i = 2; i < f.length; ++i) {
                 f[i] = f[i - 2];
             }
-
         } else {
 
             // function derivatives
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Minus.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Minus.java
index 4715b2163..c092b1bc4 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Minus.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Minus.java
@@ -39,5 +39,4 @@ public class Minus implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.negate();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Power.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Power.java
index 2342d15d2..9c88fa26d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Power.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Power.java
@@ -50,5 +50,4 @@ public class Power implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.pow(p);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sigmoid.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sigmoid.java
index 46eb5858e..e007dc4e2 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sigmoid.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sigmoid.java
@@ -167,7 +167,6 @@ public class Sigmoid implements UnivariateDifferentiableFunction {
             // special handling near lower boundary, to avoid NaN
             f[0] = lo;
             Arrays.fill(f, 1, f.length, 0.0);
-
         } else {
 
             // the nth order derivative of sigmoid has the form:
@@ -196,16 +195,12 @@ public class Sigmoid implements UnivariateDifferentiableFunction {
 
                 coeff *= inv;
                 f[n]   = coeff * v;
-
             }
 
             // fix function value
             f[0] += lo;
-
         }
 
         return t.compose(f);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sin.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sin.java
index c5b82c981..8df8a44b6 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sin.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sin.java
@@ -40,5 +40,4 @@ public class Sin implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.sin();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sinc.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sinc.java
index 1de98df2a..4179436aa 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sinc.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sinc.java
@@ -118,7 +118,6 @@ public class Sinc implements UnivariateDifferentiableFunction {
                            (1.0 / (i + 2) - scaledX2 * (1.0 / (6 * i + 24) - scaledX2 / (120 * i + 720)));
                 }
             }
-
         } else {
 
             final double inv = 1 / scaledX;
@@ -169,16 +168,13 @@ public class Sinc implements UnivariateDifferentiableFunction {
                     // cosine part
                     sc[k - 1] = (k - 1 - n) * sc[k - 1] + sc[k -2];
                     c         = c * scaledX2 + sc[k - 1];
-
                 }
                 sc[0] *= -n;
                 s      = s * scaledX2 + sc[0];
 
                 coeff *= inv;
                 f[n]   = coeff * (s * sin + c * scaledX * cos);
-
             }
-
         }
 
         if (normalized) {
@@ -190,7 +186,5 @@ public class Sinc implements UnivariateDifferentiableFunction {
         }
 
         return t.compose(f);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sinh.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sinh.java
index 3c6f85147..7959fcbed 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sinh.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sinh.java
@@ -40,5 +40,4 @@ public class Sinh implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.sinh();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sqrt.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sqrt.java
index 35ec90ed2..b7f1a367b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sqrt.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Sqrt.java
@@ -40,5 +40,4 @@ public class Sqrt implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.sqrt();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Tan.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Tan.java
index 626bd142a..732168c65 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Tan.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Tan.java
@@ -40,5 +40,4 @@ public class Tan implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.tan();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Tanh.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Tanh.java
index d539d4450..c06182d85 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Tanh.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/function/Tanh.java
@@ -40,5 +40,4 @@ public class Tanh implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(final DerivativeStructure t) {
         return t.tanh();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/MidPointIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/MidPointIntegrator.java
index b69836850..8065dd038 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/MidPointIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/MidPointIntegrator.java
@@ -161,7 +161,5 @@ public class MidPointIntegrator extends BaseAbstractUnivariateIntegrator {
             }
             oldt = t;
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/RombergIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/RombergIntegrator.java
index 3513fce47..a18cb1883 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/RombergIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/RombergIntegrator.java
@@ -128,7 +128,5 @@ public class RombergIntegrator extends BaseAbstractUnivariateIntegrator {
             }
             olds = s;
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/UnivariateIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/UnivariateIntegrator.java
index 338111d75..eaa7808e5 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/UnivariateIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/UnivariateIntegrator.java
@@ -84,5 +84,4 @@ public interface UnivariateIntegrator {
      * @return number of iterations
      */
     int getIterations();
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/AkimaSplineInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/AkimaSplineInterpolator.java
index 740b5a01a..3be4dab3d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/AkimaSplineInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/AkimaSplineInterpolator.java
@@ -243,6 +243,5 @@ public class AkimaSplineInterpolator
         }
 
         return new PolynomialSplineFunction(xvals, polynomials);
-
     }
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/BicubicInterpolatingFunction.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/BicubicInterpolatingFunction.java
index 11a02a235..9eecad0d4 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/BicubicInterpolatingFunction.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/BicubicInterpolatingFunction.java
@@ -362,7 +362,6 @@ public class BicubicInterpolatingFunction
 
         return a;
     }
-
 }
 
 /**
@@ -580,5 +579,4 @@ class BicubicFunction implements BivariateFunction {
     BivariateFunction partialDerivativeXY() {
         return partialDerivativeXY;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolator.java
index 587bedd21..6eecfe925 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolator.java
@@ -125,9 +125,7 @@ public class FieldHermiteInterpolator<T extends FieldElement<T>> {
 
             // update the abscissae array
             abscissae.add(x);
-
         }
-
     }
 
     /** Interpolate value at a specified abscissa.
@@ -156,7 +154,6 @@ public class FieldHermiteInterpolator<T extends FieldElement<T>> {
         }
 
         return value;
-
     }
 
     /** Interpolate value and first derivatives at a specified abscissa.
@@ -203,7 +200,5 @@ public class FieldHermiteInterpolator<T extends FieldElement<T>> {
         }
 
         return derivatives;
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/HermiteInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/HermiteInterpolator.java
index 8e24b6d8a..49a7d4c3c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/HermiteInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/HermiteInterpolator.java
@@ -119,9 +119,7 @@ public class HermiteInterpolator implements UnivariateDifferentiableVectorFuncti
 
             // update the abscissae array
             abscissae.add(x);
-
         }
-
     }
 
     /** Compute the interpolation polynomials.
@@ -152,7 +150,6 @@ public class HermiteInterpolator implements UnivariateDifferentiableVectorFuncti
         }
 
         return polynomials;
-
     }
 
     /** Interpolate value at a specified abscissa.
@@ -184,7 +181,6 @@ public class HermiteInterpolator implements UnivariateDifferentiableVectorFuncti
         }
 
         return value;
-
     }
 
     /** Interpolate value at a specified abscissa.
@@ -218,7 +214,6 @@ public class HermiteInterpolator implements UnivariateDifferentiableVectorFuncti
         }
 
         return value;
-
     }
 
     /** Check interpolation can be performed.
@@ -238,5 +233,4 @@ public class HermiteInterpolator implements UnivariateDifferentiableVectorFuncti
     private PolynomialFunction polynomial(double ... c) {
         return new PolynomialFunction(c);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonForm.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonForm.java
index d2534c227..7f00cafbd 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonForm.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonForm.java
@@ -111,7 +111,6 @@ public class PolynomialFunctionNewtonForm implements UnivariateDifferentiableFun
         }
 
         return value;
-
     }
 
     /**
@@ -242,5 +241,4 @@ public class PolynomialFunctionNewtonForm implements UnivariateDifferentiableFun
                                                  a.length, c.length);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialsUtils.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialsUtils.java
index 08ce03e9d..65f8134bc 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialsUtils.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialsUtils.java
@@ -83,7 +83,6 @@ public final class PolynomialsUtils {
 
         // initialize map for Jacobi polynomials
         JACOBI_COEFFICIENTS = new HashMap<>();
-
     }
 
     /**
@@ -241,7 +240,6 @@ public final class PolynomialsUtils {
             // P1(x) = (v - w) / 2 + (2 + v + w) * X / 2
             list.add(BigFraction.of(v - w, 2));
             list.add(BigFraction.of(2 + v + w, 2));
-
         }
 
         return buildPolynomial(degree, JACOBI_COEFFICIENTS.get(key),
@@ -263,7 +261,6 @@ public final class PolynomialsUtils {
                 };
             }
         });
-
     }
 
     /** Inner class for Jacobi polynomials keys. */
@@ -305,7 +302,6 @@ public final class PolynomialsUtils {
 
             final JacobiKey otherK = (JacobiKey) key;
             return (v == otherK.v) && (w == otherK.w);
-
         }
     }
 
@@ -393,7 +389,6 @@ public final class PolynomialsUtils {
 
         // build the polynomial
         return new PolynomialFunction(a);
-
     }
 
     /** Compute polynomial coefficients up to a given degree.
@@ -437,9 +432,7 @@ public final class PolynomialsUtils {
 
             // degree k+1 coefficient
             coefficients.add(ck.multiply(ai[1]));
-
         }
-
     }
 
     /** Interface for recurrence coefficients generation. */
@@ -452,5 +445,4 @@ public final class PolynomialsUtils {
          */
         BigFraction[] generate(int k);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/AllowedSolution.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/AllowedSolution.java
index 84df56b34..8e94fbc2d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/AllowedSolution.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/AllowedSolution.java
@@ -71,5 +71,4 @@ public enum AllowedSolution {
      * a root at x = x0, then the root-finding result s must satisfy f(s) &gt;= 0.
      */
     ABOVE_SIDE;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BaseSecantSolver.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BaseSecantSolver.java
index ff1f7533c..6691265a2 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BaseSecantSolver.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BaseSecantSolver.java
@@ -275,6 +275,5 @@ public abstract class BaseSecantSolver
 
         /** The {@link PegasusSolver <em>Pegasus</em>} method. */
         PEGASUS;
-
     }
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketedRealFieldUnivariateSolver.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketedRealFieldUnivariateSolver.java
index 623dee7e0..69ad50ea3 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketedRealFieldUnivariateSolver.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketedRealFieldUnivariateSolver.java
@@ -138,5 +138,4 @@ public interface BracketedRealFieldUnivariateSolver<T extends RealFieldElement<T
      */
     T solve(int maxEval, RealFieldUnivariateFunction<T> f, T min, T max, T startValue,
             AllowedSolution allowedSolution);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketedUnivariateSolver.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketedUnivariateSolver.java
index 5ca386cf9..2b479c266 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketedUnivariateSolver.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketedUnivariateSolver.java
@@ -88,5 +88,4 @@ public interface BracketedUnivariateSolver<FUNC extends UnivariateFunction>
      */
     double solve(int maxEval, FUNC f, double min, double max, double startValue,
                  AllowedSolution allowedSolution);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketingNthOrderBrentSolver.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketingNthOrderBrentSolver.java
index f314a6df2..9ab59164f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketingNthOrderBrentSolver.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/BracketingNthOrderBrentSolver.java
@@ -173,7 +173,6 @@ public class BracketingNthOrderBrentSolver
             // reduce interval if it brackets the root
             nbPoints        = 2;
             signChangeIndex = 1;
-
         } else {
 
             // evaluate second endpoint
@@ -190,7 +189,6 @@ public class BracketingNthOrderBrentSolver
             } else {
                 throw new NoBracketingException(x[0], x[2], y[0], y[2]);
             }
-
         }
 
         // prepare a work array for inverse polynomial interpolation
@@ -275,9 +273,7 @@ public class BracketingNthOrderBrentSolver
 
                     // we need to do one more attempt
                     nextX = Double.NaN;
-
                 }
-
             } while (Double.isNaN(nextX) && (end - start > 1));
 
             if (Double.isNaN(nextX)) {
@@ -303,7 +299,6 @@ public class BracketingNthOrderBrentSolver
                 System.arraycopy(x, start, x, 0, nbPoints);
                 System.arraycopy(y, start, y, 0, nbPoints);
                 signChangeIndex -= start;
-
             } else  if (nbPoints == x.length) {
 
                 // we have to drop one point in order to insert the new one
@@ -316,7 +311,6 @@ public class BracketingNthOrderBrentSolver
                     System.arraycopy(y, 1, y, 0, nbPoints);
                     --signChangeIndex;
                 }
-
             }
 
             // insert the last computed point
@@ -345,11 +339,8 @@ public class BracketingNthOrderBrentSolver
 
                 // update the sign change index
                 signChangeIndex++;
-
             }
-
         }
-
     }
 
     /** Guess an x value by n<sup>th</sup> order inverse polynomial interpolation.
@@ -384,7 +375,6 @@ public class BracketingNthOrderBrentSolver
         }
 
         return x0;
-
     }
 
     /** {@inheritDoc} */
@@ -409,5 +399,4 @@ public class BracketingNthOrderBrentSolver
         this.allowed = allowedSolution;
         return super.solve(maxEval, f, min, max, startValue);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolver.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolver.java
index de9176aa4..31d973c14 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolver.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolver.java
@@ -234,7 +234,6 @@ public class FieldBracketingNthOrderBrentSolver<T extends RealFieldElement<T>>
             // reduce interval if it brackets the root
             nbPoints        = 2;
             signChangeIndex = 1;
-
         } else {
 
             // evaluate second endpoint
@@ -253,7 +252,6 @@ public class FieldBracketingNthOrderBrentSolver<T extends RealFieldElement<T>>
                 throw new NoBracketingException(x[0].getReal(), x[2].getReal(),
                                                 y[0].getReal(), y[2].getReal());
             }
-
         }
 
         // prepare a work array for inverse polynomial interpolation
@@ -336,9 +334,7 @@ public class FieldBracketingNthOrderBrentSolver<T extends RealFieldElement<T>>
 
                     // we need to do one more attempt
                     nextX = nan;
-
                 }
-
             } while (Double.isNaN(nextX.getReal()) && (end - start > 1));
 
             if (Double.isNaN(nextX.getReal())) {
@@ -365,7 +361,6 @@ public class FieldBracketingNthOrderBrentSolver<T extends RealFieldElement<T>>
                 System.arraycopy(x, start, x, 0, nbPoints);
                 System.arraycopy(y, start, y, 0, nbPoints);
                 signChangeIndex -= start;
-
             } else  if (nbPoints == x.length) {
 
                 // we have to drop one point in order to insert the new one
@@ -378,7 +373,6 @@ public class FieldBracketingNthOrderBrentSolver<T extends RealFieldElement<T>>
                     System.arraycopy(y, 1, y, 0, nbPoints);
                     --signChangeIndex;
                 }
-
             }
 
             // insert the last computed point
@@ -407,11 +401,8 @@ public class FieldBracketingNthOrderBrentSolver<T extends RealFieldElement<T>>
 
                 // update the sign change index
                 signChangeIndex++;
-
             }
-
         }
-
     }
 
     /** Guess an x value by n<sup>th</sup> order inverse polynomial interpolation.
@@ -446,7 +437,5 @@ public class FieldBracketingNthOrderBrentSolver<T extends RealFieldElement<T>>
         }
 
         return x0;
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/SecantSolver.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/SecantSolver.java
index 14d9cb2d5..8d977de7d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/SecantSolver.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/SecantSolver.java
@@ -131,5 +131,4 @@ public class SecantSolver extends AbstractUnivariateSolver {
             }
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/UnivariateSolverUtils.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/UnivariateSolverUtils.java
index d8cfdb91e..f6c9234f5 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/UnivariateSolverUtils.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/UnivariateSolverUtils.java
@@ -161,14 +161,12 @@ public final class UnivariateSolverUtils {
                 fHi  = f.value(xHi);
                 remainingEval--;
             }
-
         }
 
         throw new NoBracketingException(LocalizedFormats.FAILED_BRACKETING,
                                         xLo, xHi, fLo, fHi,
                                         maxEval - remainingEval, maxEval, baseRoot,
                                         min, max);
-
     }
 
     /**
@@ -348,12 +346,10 @@ public final class UnivariateSolverUtils {
                     return new double[] { previousB, b };
                 }
             }
-
         }
 
         // no bracketing found
         throw new NoBracketingException(a, b, fa, fb);
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/EnumeratedRealDistribution.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/EnumeratedRealDistribution.java
index d85c5eceb..4dad1247c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/EnumeratedRealDistribution.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/EnumeratedRealDistribution.java
@@ -119,7 +119,6 @@ public class EnumeratedRealDistribution
             samples.add(new Pair<>(singletons[i], probabilities[i]));
         }
         return samples;
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/fitting/MultivariateNormalMixtureExpectationMaximization.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/fitting/MultivariateNormalMixtureExpectationMaximization.java
index afca6ea7d..ad20ad5b7 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/fitting/MultivariateNormalMixtureExpectationMaximization.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/fitting/MultivariateNormalMixtureExpectationMaximization.java
@@ -435,7 +435,6 @@ public class MultivariateNormalMixtureExpectationMaximization {
             }
 
             return false;
-
         }
 
         /** {@inheritDoc} */
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/DenseWeightedEvaluation.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/DenseWeightedEvaluation.java
index e5c00a1c6..7b91a8800 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/DenseWeightedEvaluation.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/DenseWeightedEvaluation.java
@@ -67,5 +67,4 @@ class DenseWeightedEvaluation extends AbstractEvaluation {
     public RealVector getPoint() {
         return unweighted.getPoint();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/EvaluationRmsChecker.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/EvaluationRmsChecker.java
index 124c7a8b1..5992fe235 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/EvaluationRmsChecker.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/EvaluationRmsChecker.java
@@ -72,5 +72,4 @@ public class EvaluationRmsChecker implements ConvergenceChecker<Evaluation> {
         return Precision.equals(prevRms, currRms, this.absTol) ||
                 Precision.equalsWithRelativeTolerance(prevRms, currRms, this.relTol);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizer.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizer.java
index 6e97a2c71..ea68f98be 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizer.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizer.java
@@ -296,5 +296,4 @@ public class GaussNewtonOptimizer implements LeastSquaresOptimizer {
         }
         return new Pair<>(normal, jTr);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/LeastSquaresOptimizer.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/LeastSquaresOptimizer.java
index a32190507..f063b1dd2 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/LeastSquaresOptimizer.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/LeastSquaresOptimizer.java
@@ -56,7 +56,5 @@ public interface LeastSquaresOptimizer {
          * @return the number of iterations
          */
         int getIterations();
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/MultivariateJacobianFunction.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/MultivariateJacobianFunction.java
index 9926893f6..b9d90f538 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/MultivariateJacobianFunction.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/fitting/leastsquares/MultivariateJacobianFunction.java
@@ -35,5 +35,4 @@ public interface MultivariateJacobianFunction {
      * @return the values and their Jacobian of this vector valued function.
      */
     Pair<RealVector, RealMatrix> value(RealVector point);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/BinaryMutation.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/BinaryMutation.java
index ce2347190..d85ab442a 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/BinaryMutation.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/BinaryMutation.java
@@ -52,5 +52,4 @@ public class BinaryMutation implements MutationPolicy {
 
         return origChrom.newFixedLengthChromosome(newRepr);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/Chromosome.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/Chromosome.java
index e84677a01..e3230839e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/Chromosome.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/Chromosome.java
@@ -101,5 +101,4 @@ public abstract class Chromosome implements Comparable<Chromosome>,Fitness {
             fitness = sameChromosome.getFitness();
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/ElitisticListPopulation.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/ElitisticListPopulation.java
index 836160783..4bbf5749f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/ElitisticListPopulation.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/ElitisticListPopulation.java
@@ -114,5 +114,4 @@ public class ElitisticListPopulation extends ListPopulation {
     public double getElitismRate() {
         return this.elitismRate;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/Fitness.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/Fitness.java
index 7cb85fb00..31b5a89cb 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/Fitness.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/Fitness.java
@@ -28,5 +28,4 @@ public interface Fitness {
      * @return fitness
      */
     double fitness();
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/FixedGenerationCount.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/FixedGenerationCount.java
index bc8f59588..0f590ee8c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/FixedGenerationCount.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/FixedGenerationCount.java
@@ -70,5 +70,4 @@ public class FixedGenerationCount implements StoppingCondition {
     public int getNumGenerations() {
         return numGenerations;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/GeneticAlgorithm.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/GeneticAlgorithm.java
index 0d120aa6f..827c05b3d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/GeneticAlgorithm.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/GeneticAlgorithm.java
@@ -228,5 +228,4 @@ public class GeneticAlgorithm {
     public int getGenerationsEvolved() {
         return generationsEvolved;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/InvalidRepresentationException.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/InvalidRepresentationException.java
index 6d2669c51..60a28e35d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/InvalidRepresentationException.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/InvalidRepresentationException.java
@@ -38,5 +38,4 @@ public class InvalidRepresentationException extends MathIllegalArgumentException
     public InvalidRepresentationException(Localizable pattern, Object ... args) {
        super(pattern, args);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/OnePointCrossover.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/OnePointCrossover.java
index 88c438aa7..a10707724 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/OnePointCrossover.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/OnePointCrossover.java
@@ -125,5 +125,4 @@ public class OnePointCrossover<T> implements CrossoverPolicy {
         return new ChromosomePair(first.newFixedLengthChromosome(child1Rep),
                                   second.newFixedLengthChromosome(child2Rep));
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/PermutationChromosome.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/PermutationChromosome.java
index 6891c414a..5e065c4de 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/PermutationChromosome.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/PermutationChromosome.java
@@ -36,5 +36,4 @@ public interface PermutationChromosome<T> {
      * @return permutation of <code>sequence</code> represented by this permutation
      */
     List<T> decode(List<T> sequence);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/RandomKeyMutation.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/RandomKeyMutation.java
index 0de2850a8..be5d9f023 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/RandomKeyMutation.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/RandomKeyMutation.java
@@ -51,5 +51,4 @@ public class RandomKeyMutation implements MutationPolicy {
 
         return originalRk.newFixedLengthChromosome(newRepr);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/TournamentSelection.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/TournamentSelection.java
index 7374376be..847c1bb34 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/TournamentSelection.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/genetics/TournamentSelection.java
@@ -113,5 +113,4 @@ public class TournamentSelection implements SelectionPolicy {
     public void setArity(final int arity) {
         this.arity = arity;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractFieldMatrix.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractFieldMatrix.java
index 777174222..635d97060 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractFieldMatrix.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractFieldMatrix.java
@@ -330,7 +330,6 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
         }
 
         return subMatrix;
-
     }
 
     /** {@inheritDoc} */
@@ -352,11 +351,9 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
             public T visit(final int row, final int column, final T value) {
                 return getEntry(selectedRows[row], selectedColumns[column]);
             }
-
         });
 
         return subMatrix;
-
     }
 
     /** {@inheritDoc} */
@@ -400,9 +397,7 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
             public void visit(final int row, final int column, final T value) {
                 destination[row - startRow][column - startColumn] = value;
             }
-
         }, startRow, endRow, startColumn, endColumn);
-
     }
 
     /** {@inheritDoc} */
@@ -427,7 +422,6 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
                 destinationI[j] = getEntry(selectedRows[i], selectedColumns[j]);
             }
         }
-
     }
 
     /** {@inheritDoc} */
@@ -478,7 +472,6 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
         }
 
         return out;
-
     }
 
     /** {@inheritDoc} */
@@ -496,7 +489,6 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
         for (int i = 0; i < nCols; ++i) {
             setEntry(row, i, matrix.getEntry(0, i));
         }
-
     }
 
     /** {@inheritDoc} */
@@ -512,7 +504,6 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
         }
 
         return out;
-
     }
 
     /** {@inheritDoc} */
@@ -530,7 +521,6 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
         for (int i = 0; i < nRows; ++i) {
             setEntry(i, column, matrix.getEntry(i, 0));
         }
-
     }
 
     /** {@inheritDoc} */
@@ -553,7 +543,6 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
         for (int i = 0; i < nCols; ++i) {
             setEntry(row, i, vector.getEntry(i));
         }
-
     }
 
     /** {@inheritDoc} */
@@ -577,7 +566,6 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
         for (int i = 0; i < nRows; ++i) {
             setEntry(i, column, vector.getEntry(i));
         }
-
     }
 
     /** {@inheritDoc} */
@@ -591,7 +579,6 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
         }
 
         return out;
-
     }
 
     /** {@inheritDoc} */
@@ -606,7 +593,6 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
         for (int i = 0; i < nCols; ++i) {
             setEntry(row, i, array[i]);
         }
-
     }
 
     /** {@inheritDoc} */
@@ -620,7 +606,6 @@ public abstract class AbstractFieldMatrix<T extends FieldElement<T>>
         }
 
         return out;
-
     }
 
     /** {@inheritDoc} */
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractRealMatrix.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractRealMatrix.java
index 6373041e0..5feb7e507 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractRealMatrix.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractRealMatrix.java
@@ -349,7 +349,6 @@ public abstract class AbstractRealMatrix
             public double visit(final int row, final int column, final double value) {
                 return getEntry(selectedRows[row], selectedColumns[column]);
             }
-
         });
 
         return subMatrix;
@@ -399,7 +398,6 @@ public abstract class AbstractRealMatrix
             public void visit(final int row, final int column, final double value) {
                 destination[row - startRow][column - startColumn] = value;
             }
-
         }, startRow, endRow, startColumn, endColumn);
     }
 
@@ -651,7 +649,6 @@ public abstract class AbstractRealMatrix
             public void visit(final int row, final int column, final double value) {
                 out.setEntry(column, row, value);
             }
-
         });
 
         return out;
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowFieldMatrix.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowFieldMatrix.java
index f2ce22c36..df6f56832 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowFieldMatrix.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowFieldMatrix.java
@@ -270,7 +270,6 @@ public class Array2DRowFieldMatrix<T extends FieldElement<T>>
         }
 
         return new Array2DRowFieldMatrix<>(getField(), outData, false);
-
     }
 
     /**
@@ -303,7 +302,6 @@ public class Array2DRowFieldMatrix<T extends FieldElement<T>>
         }
 
         return new Array2DRowFieldMatrix<>(getField(), outData, false);
-
     }
 
     /** {@inheritDoc} */
@@ -354,7 +352,6 @@ public class Array2DRowFieldMatrix<T extends FieldElement<T>>
         } else {
             super.setSubMatrix(subMatrix, row, column);
         }
-
     }
 
     /** {@inheritDoc} */
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowRealMatrix.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowRealMatrix.java
index 830297bbf..b7f42fe69 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowRealMatrix.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowRealMatrix.java
@@ -293,7 +293,6 @@ public class Array2DRowRealMatrix extends AbstractRealMatrix implements Serializ
         } else {
             super.setSubMatrix(subMatrix, row, column);
         }
-
     }
 
     /** {@inheritDoc} */
@@ -383,7 +382,6 @@ public class Array2DRowRealMatrix extends AbstractRealMatrix implements Serializ
         }
 
         return out;
-
     }
 
     /** {@inheritDoc} */
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayFieldVector.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayFieldVector.java
index 46789ddab..4ff9a6f12 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayFieldVector.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayFieldVector.java
@@ -1118,5 +1118,4 @@ public class ArrayFieldVector<T extends FieldElement<T>> implements FieldVector<
                                                 end, start, false);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BiDiagonalTransformer.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BiDiagonalTransformer.java
index c99190ecb..57541544c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BiDiagonalTransformer.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BiDiagonalTransformer.java
@@ -76,7 +76,6 @@ class BiDiagonalTransformer {
         } else {
             transformToLowerBiDiagonal();
         }
-
     }
 
     /**
@@ -126,7 +125,6 @@ class BiDiagonalTransformer {
 
         // return the cached matrix
         return cachedU;
-
     }
 
     /**
@@ -157,7 +155,6 @@ class BiDiagonalTransformer {
 
         // return the cached matrix
         return cachedB;
-
     }
 
     /**
@@ -207,7 +204,6 @@ class BiDiagonalTransformer {
 
         // return the cached matrix
         return cachedV;
-
     }
 
     /**
@@ -308,7 +304,6 @@ class BiDiagonalTransformer {
                     }
                 }
             }
-
         }
     }
 
@@ -373,8 +368,6 @@ class BiDiagonalTransformer {
                     }
                 }
             }
-
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BigRealField.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BigRealField.java
index 1fcc8689b..5db77293f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BigRealField.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BigRealField.java
@@ -82,5 +82,4 @@ public final class BigRealField implements Field<BigReal>, Serializable  {
         // return the singleton instance
         return LazyHolder.INSTANCE;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrix.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrix.java
index 109d2a8ad..b98fb2aec 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrix.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrix.java
@@ -346,7 +346,6 @@ public class BlockFieldMatrix<T extends FieldElement<T>> extends AbstractFieldMa
 
                 // go to next block
                 ++blockIndex;
-
             }
         }
 
@@ -417,7 +416,6 @@ public class BlockFieldMatrix<T extends FieldElement<T>> extends AbstractFieldMa
 
                 // go to next block
                 ++blockIndex;
-
             }
         }
 
@@ -539,7 +537,6 @@ public class BlockFieldMatrix<T extends FieldElement<T>> extends AbstractFieldMa
 
                 // go to next block
                 ++blockIndex;
-
             }
         }
 
@@ -821,7 +818,6 @@ public class BlockFieldMatrix<T extends FieldElement<T>> extends AbstractFieldMa
                                      block, (i - firstRow) * jWidth + (jStart - firstColumn),
                                      jLength);
                 }
-
             }
         }
     }
@@ -1242,7 +1238,6 @@ public class BlockFieldMatrix<T extends FieldElement<T>> extends AbstractFieldMa
 
                 // go to next block
                 ++blockIndex;
-
             }
         }
 
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockRealMatrix.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockRealMatrix.java
index 5182d76d4..cc5ce88f1 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockRealMatrix.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockRealMatrix.java
@@ -829,7 +829,6 @@ public class BlockRealMatrix extends AbstractRealMatrix implements Serializable
                                      block, (i - firstRow) * jWidth + (jStart - firstColumn),
                                      jLength);
                 }
-
             }
         }
     }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/EigenDecomposition.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/EigenDecomposition.java
index 5e8b08699..c3295e4c5 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/EigenDecomposition.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/EigenDecomposition.java
@@ -473,7 +473,6 @@ public class EigenDecomposition {
             }
 
             return new Array2DRowRealMatrix(bp, false);
-
         }
 
         /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/FieldLUDecomposition.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/FieldLUDecomposition.java
index 17b09454d..5a64854b9 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/FieldLUDecomposition.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/FieldLUDecomposition.java
@@ -160,7 +160,6 @@ public class FieldLUDecomposition<T extends FieldElement<T>> {
                 luRow[col] = luRow[col].divide(luDiag);
             }
         }
-
     }
 
     /**
@@ -430,7 +429,6 @@ public class FieldLUDecomposition<T extends FieldElement<T>> {
             }
 
             return new Array2DRowFieldMatrix<>(field, bp, false);
-
         }
 
         /** {@inheritDoc} */
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/FieldVector.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/FieldVector.java
index a2da59bb2..af6c11f1e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/FieldVector.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/FieldVector.java
@@ -286,5 +286,4 @@ public interface FieldVector<T extends FieldElement<T>>  {
      * @return array containing a copy of vector elements
      */
     T[] toArray();
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/MatrixUtils.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/MatrixUtils.java
index 2c7dca5bd..a7436c475 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/MatrixUtils.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/MatrixUtils.java
@@ -692,7 +692,6 @@ public final class MatrixUtils {
                 instance.getClass().getDeclaredField(fieldName);
             f.setAccessible(true);
             f.set(instance, vector);
-
         } catch (NoSuchFieldException nsfe) {
             IOException ioe = new IOException();
             ioe.initCause(nsfe);
@@ -702,7 +701,6 @@ public final class MatrixUtils {
             ioe.initCause(iae);
             throw ioe;
         }
-
     }
 
     /** Serialize a {@link RealMatrix}.
@@ -800,7 +798,6 @@ public final class MatrixUtils {
                 instance.getClass().getDeclaredField(fieldName);
             f.setAccessible(true);
             f.set(instance, matrix);
-
         } catch (NoSuchFieldException nsfe) {
             IOException ioe = new IOException();
             ioe.initCause(nsfe);
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenIntToDoubleHashMap.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenIntToDoubleHashMap.java
index ea98eeba5..5ab2ae395 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenIntToDoubleHashMap.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenIntToDoubleHashMap.java
@@ -195,7 +195,6 @@ class OpenIntToDoubleHashMap implements Serializable { // Not in public API.
         }
 
         return missingEntries;
-
     }
 
     /**
@@ -225,7 +224,6 @@ class OpenIntToDoubleHashMap implements Serializable { // Not in public API.
         }
 
         return false;
-
     }
 
     /**
@@ -309,9 +307,7 @@ class OpenIntToDoubleHashMap implements Serializable { // Not in public API.
             }
 
             perturb >>= PERTURB_SHIFT;
-
         }
-
     }
 
     /**
@@ -369,7 +365,6 @@ class OpenIntToDoubleHashMap implements Serializable { // Not in public API.
         }
 
         return missingEntries;
-
     }
 
     /**
@@ -424,7 +419,6 @@ class OpenIntToDoubleHashMap implements Serializable { // Not in public API.
             ++count;
         }
         return previous;
-
     }
 
     /**
@@ -456,7 +450,6 @@ class OpenIntToDoubleHashMap implements Serializable { // Not in public API.
         keys   = newKeys;
         values = newValues;
         states = newStates;
-
     }
 
     /**
@@ -505,7 +498,6 @@ class OpenIntToDoubleHashMap implements Serializable { // Not in public API.
             } catch (NoSuchElementException nsee) { // NOPMD
                 // ignored
             }
-
         }
 
         /**
@@ -576,9 +568,7 @@ class OpenIntToDoubleHashMap implements Serializable { // Not in public API.
                     throw new NoSuchElementException();
                 }
             }
-
         }
-
     }
 
     /**
@@ -594,5 +584,4 @@ class OpenIntToDoubleHashMap implements Serializable { // Not in public API.
         count = 0;
     }
 
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenIntToFieldHashMap.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenIntToFieldHashMap.java
index 2dc00ddca..35404c95e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenIntToFieldHashMap.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenIntToFieldHashMap.java
@@ -207,7 +207,6 @@ class OpenIntToFieldHashMap<T extends FieldElement<T>> implements Serializable {
         }
 
         return missingEntries;
-
     }
 
     /**
@@ -237,7 +236,6 @@ class OpenIntToFieldHashMap<T extends FieldElement<T>> implements Serializable {
         }
 
         return false;
-
     }
 
     /**
@@ -321,9 +319,7 @@ class OpenIntToFieldHashMap<T extends FieldElement<T>> implements Serializable {
             }
 
             perturb >>= PERTURB_SHIFT;
-
         }
-
     }
 
     /**
@@ -381,7 +377,6 @@ class OpenIntToFieldHashMap<T extends FieldElement<T>> implements Serializable {
         }
 
         return missingEntries;
-
     }
 
     /**
@@ -436,7 +431,6 @@ class OpenIntToFieldHashMap<T extends FieldElement<T>> implements Serializable {
             ++count;
         }
         return previous;
-
     }
 
     /**
@@ -468,7 +462,6 @@ class OpenIntToFieldHashMap<T extends FieldElement<T>> implements Serializable {
         keys   = newKeys;
         values = newValues;
         states = newStates;
-
     }
 
     /**
@@ -517,7 +510,6 @@ class OpenIntToFieldHashMap<T extends FieldElement<T>> implements Serializable {
             } catch (NoSuchElementException nsee) { // NOPMD
                 // ignored
             }
-
         }
 
         /**
@@ -588,9 +580,7 @@ class OpenIntToFieldHashMap<T extends FieldElement<T>> implements Serializable {
                     throw new NoSuchElementException();
                 }
             }
-
         }
-
     }
 
     /**
@@ -614,5 +604,4 @@ class OpenIntToFieldHashMap<T extends FieldElement<T>> implements Serializable {
     private T[] buildArray(final int length) {
         return (T[]) Array.newInstance(field.getRuntimeClass(), length);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenMapRealMatrix.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenMapRealMatrix.java
index 7ac52bfbe..b30151c9f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenMapRealMatrix.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenMapRealMatrix.java
@@ -127,7 +127,6 @@ public class OpenMapRealMatrix extends AbstractRealMatrix
         }
 
         return out;
-
     }
 
     /** {@inheritDoc} */
@@ -303,5 +302,4 @@ public class OpenMapRealMatrix extends AbstractRealMatrix
         return row * columns + column;
     }
 
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenMapRealVector.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenMapRealVector.java
index 17da319d5..449a61db1 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenMapRealVector.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/OpenMapRealVector.java
@@ -769,7 +769,6 @@ public class OpenMapRealVector extends SparseRealVector
         public int getIndex() {
             return iter.key();
         }
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/QRDecomposition.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/QRDecomposition.java
index 20975023f..bfa49f3f6 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/QRDecomposition.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/QRDecomposition.java
@@ -104,7 +104,6 @@ public class QRDecomposition {
         cachedH  = null;
 
         decompose(qrt);
-
     }
 
     /** Decompose matrix.
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealMatrixFormat.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealMatrixFormat.java
index a7d56ca18..25f24b400 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealMatrixFormat.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealMatrixFormat.java
@@ -358,7 +358,6 @@ public class RealMatrixFormat {
                     }
                 }
             }
-
         }
 
         if (!rowComponents.isEmpty()) {
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealVectorFormat.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealVectorFormat.java
index 8a58d27a2..cc52873ff 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealVectorFormat.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealVectorFormat.java
@@ -269,7 +269,6 @@ public class RealVectorFormat {
                     return null;
                 }
             }
-
         }
 
         // parse suffix
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RectangularCholeskyDecomposition.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RectangularCholeskyDecomposition.java
index 9e57cd63b..b66f214c3 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RectangularCholeskyDecomposition.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RectangularCholeskyDecomposition.java
@@ -134,7 +134,6 @@ public class RectangularCholeskyDecomposition {
                 // all remaining diagonal elements are close to zero, we consider we have
                 // found the rank of the symmetric positive semidefinite matrix
                 loop = false;
-
             } else {
 
                 // transform the matrix
@@ -168,7 +167,6 @@ public class RectangularCholeskyDecomposition {
                 root.setEntry(index[i], j, b[i][j]);
             }
         }
-
     }
 
     /** Get the root of the covariance matrix.
@@ -191,5 +189,4 @@ public class RectangularCholeskyDecomposition {
     public int getRank() {
         return rank;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SingularValueDecomposition.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SingularValueDecomposition.java
index 610ce8364..76bc1044c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SingularValueDecomposition.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SingularValueDecomposition.java
@@ -294,7 +294,6 @@ public class SingularValueDecomposition {
                     e[k] = 0;
                     break;
                 }
-
             }
 
             if (k == p - 2) {
@@ -489,7 +488,6 @@ public class SingularValueDecomposition {
     public RealMatrix getU() {
         // return the cached matrix
         return cachedU;
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldMatrix.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldMatrix.java
index c14397cc2..bd73abe7c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldMatrix.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldMatrix.java
@@ -158,7 +158,6 @@ public class SparseFieldMatrix<T extends FieldElement<T>> extends AbstractFieldM
         } else {
             entries.put(key, value);
         }
-
     }
 
     /** {@inheritDoc} */
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldVector.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldVector.java
index 14ebc0aa3..e6dd04b7f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldVector.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldVector.java
@@ -167,7 +167,6 @@ public class SparseFieldVector<T extends FieldElement<T>> implements FieldVector
             }
         }
         return res;
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseRealMatrix.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseRealMatrix.java
index 4fcd0a8dd..6380c394c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseRealMatrix.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseRealMatrix.java
@@ -30,5 +30,4 @@ package org.apache.commons.math4.legacy.linear;
  * @since 2.0
  */
 public interface SparseRealMatrix extends RealMatrix {
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/CentroidCluster.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/CentroidCluster.java
index 5cbae3bf4..3322d8855 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/CentroidCluster.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/CentroidCluster.java
@@ -45,5 +45,4 @@ public class CentroidCluster<T extends Clusterable> extends Cluster<T> {
     Clusterable getCenter() {
         return center;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/DoublePoint.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/DoublePoint.java
index 067104111..177a27560 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/DoublePoint.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/DoublePoint.java
@@ -78,5 +78,4 @@ public class DoublePoint implements Clusterable {
     public String toString() {
         return Arrays.toString(point);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/FuzzyKMeansClusterer.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/FuzzyKMeansClusterer.java
index c5dcba5fd..973a07ce8 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/FuzzyKMeansClusterer.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/FuzzyKMeansClusterer.java
@@ -417,5 +417,4 @@ public class FuzzyKMeansClusterer<T extends Clusterable> extends Clusterer<T> {
             System.arraycopy(membershipMatrix[i], 0, matrix[i], 0, clusters.size());
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/KMeansPlusPlusClusterer.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/KMeansPlusPlusClusterer.java
index 57ab66388..c7b2caafe 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/KMeansPlusPlusClusterer.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ml/clustering/KMeansPlusPlusClusterer.java
@@ -55,7 +55,6 @@ public class KMeansPlusPlusClusterer<T extends Clusterable> extends Clusterer<T>
 
         /** Generate an error. */
         ERROR
-
     }
 
     /** The number of clusters. */
@@ -406,7 +405,6 @@ public class KMeansPlusPlusClusterer<T extends Clusterable> extends Clusterer<T>
                         }
                     }
                 }
-
             } else {
                 // None found --
                 // Break from the while loop to prevent
@@ -444,7 +442,6 @@ public class KMeansPlusPlusClusterer<T extends Clusterable> extends Clusterer<T>
                     maxVariance = variance;
                     selected = cluster;
                 }
-
             }
         }
 
@@ -456,7 +453,6 @@ public class KMeansPlusPlusClusterer<T extends Clusterable> extends Clusterer<T>
         // extract a random point from the cluster
         final List<T> selectedPoints = selected.getPoints();
         return selectedPoints.remove(random.nextInt(selectedPoints.size()));
-
     }
 
     /**
@@ -479,7 +475,6 @@ public class KMeansPlusPlusClusterer<T extends Clusterable> extends Clusterer<T>
                 maxNumber = number;
                 selected = cluster;
             }
-
         }
 
         // did we find at least one non-empty cluster ?
@@ -490,7 +485,6 @@ public class KMeansPlusPlusClusterer<T extends Clusterable> extends Clusterer<T>
         // extract a random point from the cluster
         final List<T> selectedPoints = selected.getPoints();
         return selectedPoints.remove(random.nextInt(selectedPoints.size()));
-
     }
 
     /**
@@ -517,7 +511,6 @@ public class KMeansPlusPlusClusterer<T extends Clusterable> extends Clusterer<T>
                     selectedPoint   = i;
                 }
             }
-
         }
 
         // did we find at least one non-empty cluster ?
@@ -526,7 +519,6 @@ public class KMeansPlusPlusClusterer<T extends Clusterable> extends Clusterer<T>
         }
 
         return selectedCluster.getPoints().remove(selectedPoint);
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractFieldIntegrator.java
index 5658f6ffd..784d78542 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractFieldIntegrator.java
@@ -238,7 +238,6 @@ public abstract class AbstractFieldIntegrator<T extends RealFieldElement<T>> imp
         setStateInitialized(false);
 
         return state0;
-
     }
 
     /** Get the differential equations to integrate.
@@ -314,7 +313,6 @@ public abstract class AbstractFieldIntegrator<T extends RealFieldElement<T>> imp
                 public int compare(FieldEventState<T> es0, FieldEventState<T> es1) {
                     return orderingSign * Double.compare(es0.getEventTime().getReal(), es1.getEventTime().getReal());
                 }
-
             });
 
             for (final FieldEventState<T> state : eventsStates) {
@@ -377,7 +375,6 @@ public abstract class AbstractFieldIntegrator<T extends RealFieldElement<T>> imp
                     // the event occurs during the current step
                     occurringEvents.add(currentEvent);
                 }
-
             }
 
             // last part of the step, after the last event
@@ -393,7 +390,6 @@ public abstract class AbstractFieldIntegrator<T extends RealFieldElement<T>> imp
             }
 
             return currentState;
-
     }
 
     /** Check the integration span.
@@ -413,7 +409,6 @@ public abstract class AbstractFieldIntegrator<T extends RealFieldElement<T>> imp
             throw new NumberIsTooSmallException(LocalizedFormats.TOO_SMALL_INTEGRATION_INTERVAL,
                                                 dt, threshold, false);
         }
-
     }
 
     /** Check if a reset occurred while last step was accepted.
@@ -463,5 +458,4 @@ public abstract class AbstractFieldIntegrator<T extends RealFieldElement<T>> imp
     protected boolean isLastStep() {
         return isLastStep;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractIntegrator.java
index 9a3945eec..6e69e381e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractIntegrator.java
@@ -207,7 +207,6 @@ public abstract class AbstractIntegrator implements FirstOrderIntegrator {
         }
 
         setStateInitialized(false);
-
     }
 
     /** Set the equations.
@@ -258,7 +257,6 @@ public abstract class AbstractIntegrator implements FirstOrderIntegrator {
         // extract results back from the stateful equations
         System.arraycopy(expandableODE.getPrimaryState(), 0, y, 0, y.length);
         return expandableODE.getTime();
-
     }
 
     /** Integrate a set of differential equations up to the given time.
@@ -348,7 +346,6 @@ public abstract class AbstractIntegrator implements FirstOrderIntegrator {
                 public int compare(EventState es0, EventState es1) {
                     return orderingSign * Double.compare(es0.getEventTime(), es1.getEventTime());
                 }
-
             });
 
             for (final EventState state : eventsStates) {
@@ -420,7 +417,6 @@ public abstract class AbstractIntegrator implements FirstOrderIntegrator {
                     // the event occurs during the current step
                     occurringEvents.add(currentEvent);
                 }
-
             }
 
             // last part of the step, after the last event
@@ -445,7 +441,6 @@ public abstract class AbstractIntegrator implements FirstOrderIntegrator {
             }
 
             return currentT;
-
     }
 
     /** Check the integration span.
@@ -465,7 +460,5 @@ public abstract class AbstractIntegrator implements FirstOrderIntegrator {
             throw new NumberIsTooSmallException(LocalizedFormats.TOO_SMALL_INTEGRATION_INTERVAL,
                                                 dt, threshold, false);
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractParameterizable.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractParameterizable.java
index f786eede6..f0defa3b9 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractParameterizable.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/AbstractParameterizable.java
@@ -72,5 +72,4 @@ public abstract class AbstractParameterizable implements Parameterizable {
             throw new UnknownParameterException(name);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModel.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModel.java
index 85e8ff647..f4630c91e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModel.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModel.java
@@ -151,14 +151,12 @@ public class ContinuousOutputFieldModel<T extends RealFieldElement<T>>
                 throw new MathIllegalArgumentException(LocalizedFormats.HOLE_BETWEEN_MODELS_TIME_RANGES,
                                                        gap.abs().getReal());
             }
-
         }
 
         steps.addAll(model.steps);
 
         index = steps.size() - 1;
         finalTime = (steps.get(index)).getCurrentState().getTime();
-
     }
 
     /** Check dimensions equality.
@@ -206,7 +204,6 @@ public class ContinuousOutputFieldModel<T extends RealFieldElement<T>>
             finalTime = interpolator.getCurrentState().getTime();
             index     = steps.size() - 1;
         }
-
     }
 
     /**
@@ -303,7 +300,6 @@ public class ContinuousOutputFieldModel<T extends RealFieldElement<T>>
             } else if (index > high) {
                 index = high;
             }
-
         }
 
         // now the table slice is very small, we perform an iterative search
@@ -313,7 +309,6 @@ public class ContinuousOutputFieldModel<T extends RealFieldElement<T>>
         }
 
         return steps.get(index).getInterpolatedState(time);
-
     }
 
     /** Compare a step interval and a double.
@@ -341,5 +336,4 @@ public class ContinuousOutputFieldModel<T extends RealFieldElement<T>>
             return 0;
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ContinuousOutputModel.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ContinuousOutputModel.java
index c062e3f4e..d5363fc0b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ContinuousOutputModel.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ContinuousOutputModel.java
@@ -156,7 +156,6 @@ public class ContinuousOutputModel
         throw new MathIllegalArgumentException(LocalizedFormats.HOLE_BETWEEN_MODELS_TIME_RANGES,
                                                JdkMath.abs(gap));
       }
-
     }
 
     for (StepInterpolator interpolator : model.steps) {
@@ -165,7 +164,6 @@ public class ContinuousOutputModel
 
     index = steps.size() - 1;
     finalTime = (steps.get(index)).getCurrentTime();
-
   }
 
   /** {@inheritDoc} */
@@ -201,7 +199,6 @@ public void handleStep(final StepInterpolator interpolator, final boolean isLast
       finalTime = interpolator.getCurrentTime();
       index     = steps.size() - 1;
     }
-
   }
 
   /**
@@ -324,7 +321,6 @@ public void handleStep(final StepInterpolator interpolator, final boolean isLast
         } else if (index > high) {
           index = high;
         }
-
       }
 
       // now the table slice is very small, we perform an iterative search
@@ -334,7 +330,6 @@ public void handleStep(final StepInterpolator interpolator, final boolean isLast
       }
 
       steps.get(index).setInterpolatedTime(time);
-
   }
 
   /**
@@ -441,5 +436,4 @@ public void handleStep(final StepInterpolator interpolator, final boolean isLast
       return 0;
     }
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/EquationsMapper.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/EquationsMapper.java
index e3405dbfc..c5ea6a757 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/EquationsMapper.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/EquationsMapper.java
@@ -93,5 +93,4 @@ public class EquationsMapper implements Serializable {
         }
         System.arraycopy(equationData, 0, complete, firstIndex, dimension);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ExpandableStatefulODE.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ExpandableStatefulODE.java
index a8e2c2487..4a3c8b487 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ExpandableStatefulODE.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ExpandableStatefulODE.java
@@ -126,7 +126,6 @@ public class ExpandableStatefulODE {
         }
 
         primaryMapper.insertEquationData(primaryStateDot, yDot);
-
     }
 
     /** Add a set of secondary equations to be integrated along with the primary set.
@@ -148,7 +147,6 @@ public class ExpandableStatefulODE {
         components.add(new SecondaryComponent(secondary, firstIndex));
 
         return components.size() - 1;
-
     }
 
     /** Get an equations mapper for the primary equations set.
@@ -199,7 +197,6 @@ public class ExpandableStatefulODE {
 
         // set the data
         System.arraycopy(primaryState, 0, this.primaryState, 0, primaryState.length);
-
     }
 
     /** Get primary part of the current state.
@@ -236,7 +233,6 @@ public class ExpandableStatefulODE {
 
         // set the data
         System.arraycopy(secondaryState, 0, localArray, 0, secondaryState.length);
-
     }
 
     /** Get secondary part of the current state.
@@ -275,7 +271,6 @@ public class ExpandableStatefulODE {
         for (final SecondaryComponent component : components) {
             component.mapper.extractEquationData(completeState, component.state);
         }
-
     }
 
     /** Get the complete current state.
@@ -295,7 +290,6 @@ public class ExpandableStatefulODE {
         }
 
         return completeState;
-
     }
 
     /** Components of the compound stateful ODE. */
@@ -324,7 +318,5 @@ public class ExpandableStatefulODE {
             state         = new double[n];
             stateDot      = new double[n];
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldEquationsMapper.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldEquationsMapper.java
index 32d33077e..849d057b5 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldEquationsMapper.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldEquationsMapper.java
@@ -199,5 +199,4 @@ public class FieldEquationsMapper<T extends RealFieldElement<T>> implements Seri
                                                    index, 0, start.length - 2);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldExpandableODE.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldExpandableODE.java
index 784c6f97e..ba136be7c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldExpandableODE.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldExpandableODE.java
@@ -89,7 +89,6 @@ public class FieldExpandableODE<T extends RealFieldElement<T>> {
         mapper = new FieldEquationsMapper<>(mapper, secondary.getDimension());
 
         return components.size();
-
     }
 
     /** Initialize equations at the start of an ODE integration.
@@ -111,7 +110,6 @@ public class FieldExpandableODE<T extends RealFieldElement<T>> {
             final T[] secondary0 = mapper.extractEquationData(index, y0);
             components.get(index - 1).init(t0, primary0, secondary0, finalTime);
         }
-
     }
 
     /** Get the current time derivative of the complete state vector.
@@ -141,7 +139,5 @@ public class FieldExpandableODE<T extends RealFieldElement<T>> {
         }
 
         return yDot;
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldODEState.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldODEState.java
index e4988902e..bc848b0ae 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldODEState.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldODEState.java
@@ -85,7 +85,6 @@ public class FieldODEState<T extends RealFieldElement<T>> {
         }
 
         return copied;
-
     }
 
     /** Get time.
@@ -135,5 +134,4 @@ public class FieldODEState<T extends RealFieldElement<T>> {
     public T[] getSecondaryState(final int index) {
         return index == 0 ? state.clone() : secondaryState[index - 1].clone();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldODEStateAndDerivative.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldODEStateAndDerivative.java
index a67c72199..6810a9bae 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldODEStateAndDerivative.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldODEStateAndDerivative.java
@@ -78,5 +78,4 @@ public class FieldODEStateAndDerivative<T extends RealFieldElement<T>> extends F
     public T[] getSecondaryDerivative(final int index) {
         return index == 0 ? derivative.clone() : secondaryDerivative[index - 1].clone();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldSecondaryEquations.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldSecondaryEquations.java
index 69a3e5bea..171690198 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldSecondaryEquations.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FieldSecondaryEquations.java
@@ -71,5 +71,4 @@ public interface FieldSecondaryEquations<T extends RealFieldElement<T>> {
      */
     T[] computeDerivatives(T t, T[] primary, T[] primaryDot, T[] secondary)
         throws MaxCountExceededException, DimensionMismatchException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderConverter.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderConverter.java
index 16adcd7b8..7103d7762 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderConverter.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderConverter.java
@@ -110,7 +110,5 @@ public void computeDerivatives(final double t, final double[] y, final double[]
     // build the result state derivative
     System.arraycopy(zDot,  0, yDot, 0,         dimension);
     System.arraycopy(zDDot, 0, yDot, dimension, dimension);
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderDifferentialEquations.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderDifferentialEquations.java
index 33e99b720..59f2365a0 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderDifferentialEquations.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderDifferentialEquations.java
@@ -64,5 +64,4 @@ public interface FirstOrderDifferentialEquations {
      */
     void computeDerivatives(double t, double[] y, double[] yDot)
         throws MaxCountExceededException, DimensionMismatchException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderFieldDifferentialEquations.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderFieldDifferentialEquations.java
index 2fc0082e7..dc7c8c4c8 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderFieldDifferentialEquations.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderFieldDifferentialEquations.java
@@ -69,5 +69,4 @@ public interface FirstOrderFieldDifferentialEquations<T extends RealFieldElement
      * @return time derivative of the state vector
      */
     T[] computeDerivatives(T t, T[] y);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderFieldIntegrator.java
index d963b4a6b..4373bcb5b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderFieldIntegrator.java
@@ -184,5 +184,4 @@ public interface FirstOrderFieldIntegrator<T extends RealFieldElement<T>> {
     FieldODEStateAndDerivative<T> integrate(FieldExpandableODE<T> equations,
                                             FieldODEState<T> initialState, T finalTime)
         throws NumberIsTooSmallException, MaxCountExceededException, NoBracketingException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderIntegrator.java
index b20e766e8..310404c41 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/FirstOrderIntegrator.java
@@ -62,5 +62,4 @@ public interface FirstOrderIntegrator extends ODEIntegrator {
                     double t0, double[] y0, double t, double[] y)
       throws DimensionMismatchException, NumberIsTooSmallException,
              MaxCountExceededException, NoBracketingException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/JacobianMatrices.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/JacobianMatrices.java
index 481237c57..eafab4d8b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/JacobianMatrices.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/JacobianMatrices.java
@@ -148,7 +148,6 @@ public class JacobianMatrices {
         for (int i = 0; i < stateDim; ++i) {
             matricesData[i * (stateDim + 1)] = 1.0;
         }
-
     }
 
     /** Register the variational equations for the Jacobians matrices to the expandable set.
@@ -173,7 +172,6 @@ public class JacobianMatrices {
         efode = expandable;
         index = efode.addSecondaryEquations(new JacobiansSecondaryEquations());
         efode.setSecondaryState(index, matricesData);
-
     }
 
     /** Add a parameter Jacobian provider.
@@ -220,7 +218,6 @@ public class JacobianMatrices {
         }
 
         throw new UnknownParameterException(parameter);
-
     }
 
     /** Set the initial value of the Jacobian matrix with respect to state.
@@ -248,7 +245,6 @@ public class JacobianMatrices {
         if (efode != null) {
             efode.setSecondaryState(index, matricesData);
         }
-
     }
 
     /** Set the initial value of a column of the Jacobian matrix with respect to one parameter.
@@ -281,7 +277,6 @@ public class JacobianMatrices {
         }
 
         throw new UnknownParameterException(pName);
-
     }
 
     /** Get the current value of the Jacobian matrix with respect to state.
@@ -297,7 +292,6 @@ public class JacobianMatrices {
             System.arraycopy(p, j, dYdY0[i], 0, stateDim);
             j += stateDim;
         }
-
     }
 
     /** Get the current value of the Jacobian matrix with respect to one parameter.
@@ -317,7 +311,6 @@ public class JacobianMatrices {
             }
             i += stateDim;
         }
-
     }
 
     /** Check array dimensions.
@@ -411,7 +404,6 @@ public class JacobianMatrices {
                     startIndex += stateDim;
                 }
             }
-
         }
     }
 
@@ -473,7 +465,6 @@ public class JacobianMatrices {
                 y[j] = savedYj;
             }
         }
-
     }
 
     /**
@@ -489,8 +480,6 @@ public class JacobianMatrices {
         public MismatchedEquations() {
             super(LocalizedFormats.UNMATCHED_ODE_IN_EXPANDED_SET);
         }
-
     }
-
 }
 
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MainStateJacobianProvider.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MainStateJacobianProvider.java
index 310af9662..97a8b0df4 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MainStateJacobianProvider.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MainStateJacobianProvider.java
@@ -37,5 +37,4 @@ public interface MainStateJacobianProvider extends FirstOrderDifferentialEquatio
      */
     void computeMainStateJacobian(double t, double[] y, double[] yDot, double[][] dFdY)
         throws MaxCountExceededException, DimensionMismatchException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepFieldIntegrator.java
index 2e6c1146b..81837ef61 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepFieldIntegrator.java
@@ -140,7 +140,6 @@ public abstract class MultistepFieldIntegrator<T extends RealFieldElement<T>>
         setSafety(0.9);
         setMinReduction(0.2);
         setMaxGrowth(JdkMath.pow(2.0, -exp));
-
     }
 
     /**
@@ -180,7 +179,6 @@ public abstract class MultistepFieldIntegrator<T extends RealFieldElement<T>>
         setSafety(0.9);
         setMinReduction(0.2);
         setMaxGrowth(JdkMath.pow(2.0, -exp));
-
     }
 
     /**
@@ -240,18 +238,15 @@ public abstract class MultistepFieldIntegrator<T extends RealFieldElement<T>>
 
             // we should not reach this step
             throw new MathIllegalStateException(LocalizedFormats.MULTISTEP_STARTER_STOPPED_EARLY);
-
         } catch (InitializationCompletedMarkerException icme) { // NOPMD
             // this is the expected nominal interruption of the start integrator
 
             // count the evaluations used by the starter
             getEvaluationsCounter().increment(starter.getEvaluations());
-
         }
 
         // remove the specific step handler
         starter.clearStepHandlers();
-
     }
 
     /** Initialize the high order scaled derivatives at step start.
@@ -338,7 +333,6 @@ public abstract class MultistepFieldIntegrator<T extends RealFieldElement<T>>
         }
 
         setStepSize(newStepSize);
-
     }
 
 
@@ -425,9 +419,7 @@ public abstract class MultistepFieldIntegrator<T extends RealFieldElement<T>>
                 // stop the integrator now that all needed steps have been handled
                 setStepStart(savedStart);
                 throw new InitializationCompletedMarkerException();
-
             }
-
         }
 
         /** {@inheritDoc} */
@@ -435,7 +427,6 @@ public abstract class MultistepFieldIntegrator<T extends RealFieldElement<T>>
         public void init(final FieldODEStateAndDerivative<T> initialState, T finalTime) {
             // nothing to do
         }
-
     }
 
     /** Marker exception used ONLY to stop the starter integrator after first step. */
@@ -449,7 +440,5 @@ public abstract class MultistepFieldIntegrator<T extends RealFieldElement<T>>
         InitializationCompletedMarkerException() {
             super((Throwable) null);
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepIntegrator.java
index 42cf07ede..6f3d356f0 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepIntegrator.java
@@ -134,7 +134,6 @@ public abstract class MultistepIntegrator extends AdaptiveStepsizeIntegrator {
         setSafety(0.9);
         setMinReduction(0.2);
         setMaxGrowth(JdkMath.pow(2.0, -exp));
-
     }
 
     /**
@@ -173,7 +172,6 @@ public abstract class MultistepIntegrator extends AdaptiveStepsizeIntegrator {
         setSafety(0.9);
         setMinReduction(0.2);
         setMaxGrowth(JdkMath.pow(2.0, -exp));
-
     }
 
     /**
@@ -245,24 +243,20 @@ public abstract class MultistepIntegrator extends AdaptiveStepsizeIntegrator {
                     public void computeDerivatives(double t, double[] y, double[] yDot) {
                         getExpandable().computeDerivatives(t, y, yDot);
                     }
-
                 }, t0, y0, t, new double[y0.length]);
             }
 
             // we should not reach this step
             throw new MathIllegalStateException(LocalizedFormats.MULTISTEP_STARTER_STOPPED_EARLY);
-
         } catch (InitializationCompletedMarkerException icme) { // NOPMD
             // this is the expected nominal interruption of the start integrator
 
             // count the evaluations used by the starter
             getCounter().increment(starter.getEvaluations());
-
         }
 
         // remove the specific step handler
         starter.clearStepHandlers();
-
     }
 
     /** Initialize the high order scaled derivatives at step start.
@@ -435,9 +429,7 @@ public abstract class MultistepIntegrator extends AdaptiveStepsizeIntegrator {
 
                 // stop the integrator now that all needed steps have been handled
                 throw new InitializationCompletedMarkerException();
-
             }
-
         }
 
         /** {@inheritDoc} */
@@ -445,7 +437,6 @@ public abstract class MultistepIntegrator extends AdaptiveStepsizeIntegrator {
         public void init(double t0, double[] y0, double time) {
             // nothing to do
         }
-
     }
 
     /** Marker exception used ONLY to stop the starter integrator after first step. */
@@ -459,7 +450,5 @@ public abstract class MultistepIntegrator extends AdaptiveStepsizeIntegrator {
         InitializationCompletedMarkerException() {
             super((Throwable) null);
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ODEIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ODEIntegrator.java
index fde4a3aa8..fe9b5d075 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ODEIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ODEIntegrator.java
@@ -154,5 +154,4 @@ public interface ODEIntegrator  {
      * @return number of evaluations of the differential equations function
      */
     int getEvaluations();
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterConfiguration.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterConfiguration.java
index 514bada00..688dac9a3 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterConfiguration.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterConfiguration.java
@@ -63,5 +63,4 @@ class ParameterConfiguration implements Serializable {
     public void setHP(final double hParam) {
         this.hP = hParam;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterJacobianProvider.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterJacobianProvider.java
index dfb7fc3b1..4d658ef26 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterJacobianProvider.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterJacobianProvider.java
@@ -44,5 +44,4 @@ public interface ParameterJacobianProvider extends Parameterizable {
     void computeParameterJacobian(double t, double[] y, double[] yDot,
                                   String paramName, double[] dFdP)
         throws DimensionMismatchException, MaxCountExceededException, UnknownParameterException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterJacobianWrapper.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterJacobianWrapper.java
index 519ba68b3..7195a7dc4 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterJacobianWrapper.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterJacobianWrapper.java
@@ -96,7 +96,5 @@ class ParameterJacobianWrapper implements ParameterJacobianProvider {
         } else {
             Arrays.fill(dFdP, 0, n, 0.0);
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/Parameterizable.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/Parameterizable.java
index c098e1580..772e234c6 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/Parameterizable.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/Parameterizable.java
@@ -38,5 +38,4 @@ public interface Parameterizable {
      * @see #getParametersNames()
      */
     boolean isSupported(String name);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterizedODE.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterizedODE.java
index c958f95ca..1322862fd 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterizedODE.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterizedODE.java
@@ -38,5 +38,4 @@ public interface ParameterizedODE extends Parameterizable {
      * @exception UnknownParameterException if parameter is not supported
      */
     void setParameter(String name, double value) throws UnknownParameterException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterizedWrapper.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterizedWrapper.java
index 9268e7589..4a5d1443d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterizedWrapper.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/ParameterizedWrapper.java
@@ -84,5 +84,4 @@ class ParameterizedWrapper implements ParameterizedODE {
     @Override
     public void setParameter(String name, double value) {
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondOrderDifferentialEquations.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondOrderDifferentialEquations.java
index dd086aa80..e0f2dccd2 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondOrderDifferentialEquations.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondOrderDifferentialEquations.java
@@ -60,5 +60,4 @@ public interface SecondOrderDifferentialEquations {
      * of the state vector
      */
     void computeSecondDerivatives(double t, double[] y, double[] yDot, double[] yDDot);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondOrderIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondOrderIntegrator.java
index 80f64d9e8..d06033d0a 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondOrderIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondOrderIntegrator.java
@@ -56,5 +56,4 @@ public interface SecondOrderIntegrator extends ODEIntegrator {
                  double t0, double[] y0, double[] yDot0,
                  double t, double[] y, double[] yDot)
       throws MathIllegalStateException, MathIllegalArgumentException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondaryEquations.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondaryEquations.java
index 9508b0705..d4f9f2375 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondaryEquations.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/SecondaryEquations.java
@@ -57,5 +57,4 @@ public interface SecondaryEquations {
     void computeDerivatives(double t, double[] primary, double[] primaryDot,
                             double[] secondary, double[] secondaryDot)
         throws MaxCountExceededException, DimensionMismatchException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/UnknownParameterException.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/UnknownParameterException.java
index 0c6d19b55..7bb34ed3b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/UnknownParameterException.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/UnknownParameterException.java
@@ -48,5 +48,4 @@ public class UnknownParameterException extends MathIllegalArgumentException {
     public String getName() {
         return name;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/Action.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/Action.java
index a2309709e..300d8a6c6 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/Action.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/Action.java
@@ -52,5 +52,4 @@ public enum Action {
      * on after the event ending the current step.</p>
      */
     CONTINUE;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventFilter.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventFilter.java
index 4c7025368..fd0f5b584 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventFilter.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventFilter.java
@@ -98,7 +98,6 @@ public class EventFilter implements EventHandler {
         extremeT = forward ? Double.NEGATIVE_INFINITY : Double.POSITIVE_INFINITY;
         Arrays.fill(transformers, Transformer.UNINITIALIZED);
         Arrays.fill(updates, extremeT);
-
     }
 
     /**  {@inheritDoc} */
@@ -133,7 +132,6 @@ public class EventFilter implements EventHandler {
 
                 // apply the transform
                 return next.transformed(rawG);
-
             } else {
                 // we are in the middle of the history
 
@@ -146,7 +144,6 @@ public class EventFilter implements EventHandler {
                 }
 
                 return transformers[0].transformed(rawG);
-
             }
         } else {
             if (t < extremeT) {
@@ -172,7 +169,6 @@ public class EventFilter implements EventHandler {
 
                 // apply the transform
                 return next.transformed(rawG);
-
             } else {
                 // we are in the middle of the history
 
@@ -185,10 +181,8 @@ public class EventFilter implements EventHandler {
                 }
 
                 return transformers[updates.length - 1].transformed(rawG);
-
             }
        }
-
     }
 
     /**  {@inheritDoc} */
@@ -204,5 +198,4 @@ public class EventFilter implements EventHandler {
         // delegate to raw handler
         rawHandler.resetState(t, y);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventHandler.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventHandler.java
index 0a948f4ea..d1bf57028 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventHandler.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventHandler.java
@@ -84,7 +84,6 @@ public interface EventHandler  {
          * on after the event ending the current step.</p>
          */
         CONTINUE;
-
     }
 
     /** Initialize event handler at the start of an ODE integration.
@@ -215,5 +214,4 @@ public interface EventHandler  {
    * the new state should be put in the same array
    */
   void resetState(double t, double[] y);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventState.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventState.java
index aa4f1a607..4ee8e1ffb 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventState.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/EventState.java
@@ -120,7 +120,6 @@ public class EventState {
         previousEventTime = Double.NaN;
         increasing        = true;
         nextAction        = EventHandler.Action.CONTINUE;
-
     }
 
     /** Get the underlying event handler.
@@ -190,7 +189,6 @@ public class EventState {
             g0 = handler.g(tStart, getCompleteState(interpolator));
         }
         g0Positive = g0 >= 0;
-
     }
 
     /** Get the complete state (primary and secondary).
@@ -210,7 +208,6 @@ public class EventState {
         }
 
         return complete;
-
     }
 
     /** Evaluate the impact of the proposed step on the event handler.
@@ -320,24 +317,20 @@ public class EventState {
                         ta = tb;
                         ga = gb;
                     }
-
                 } else {
                     // no sign change: there is no event for now
                     ta = tb;
                     ga = gb;
                 }
-
             }
 
             // no event during the whole step
             pendingEvent     = false;
             pendingEventTime = Double.NaN;
             return false;
-
         } catch (LocalMaxCountExceededException lmcee) {
             throw lmcee.getException();
         }
-
     }
 
     /** Get the occurrence time of the event triggered in the current step.
@@ -401,7 +394,6 @@ public class EventState {
 
         return (nextAction == EventHandler.Action.RESET_STATE) ||
                (nextAction == EventHandler.Action.RESET_DERIVATIVES);
-
     }
 
     /** Local wrapper to propagate exceptions. */
@@ -426,7 +418,5 @@ public class EventState {
         public MaxCountExceededException getException() {
             return wrapped;
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FieldEventHandler.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FieldEventHandler.java
index 3442d4c7b..82f1f2a12 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FieldEventHandler.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FieldEventHandler.java
@@ -176,5 +176,4 @@ public interface FieldEventHandler<T extends RealFieldElement<T>>  {
      * be added automatically by the integrator afterwards)
      */
     FieldODEState<T> resetState(FieldODEStateAndDerivative<T> state);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FieldEventState.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FieldEventState.java
index d7e523b8d..986879c4d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FieldEventState.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FieldEventState.java
@@ -115,7 +115,6 @@ public class FieldEventState<T extends RealFieldElement<T>> {
         previousEventTime = null;
         increasing        = true;
         nextAction        = Action.CONTINUE;
-
     }
 
     /** Get the underlying event handler.
@@ -177,7 +176,6 @@ public class FieldEventState<T extends RealFieldElement<T>> {
             g0 = handler.g(interpolator.getInterpolatedState(tStart));
         }
         g0Positive = g0.getReal() >= 0;
-
     }
 
     /** Evaluate the impact of the proposed step on the event handler.
@@ -263,20 +261,17 @@ public class FieldEventState<T extends RealFieldElement<T>> {
                     ta = tb;
                     ga = gb;
                 }
-
             } else {
                 // no sign change: there is no event for now
                 ta = tb;
                 ga = gb;
             }
-
         }
 
         // no event during the whole step
         pendingEvent     = false;
         pendingEventTime = null;
         return false;
-
     }
 
     /** Get the occurrence time of the event triggered in the current step.
@@ -339,7 +334,5 @@ public class FieldEventState<T extends RealFieldElement<T>> {
         pendingEventTime  = null;
 
         return newState;
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FilterType.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FilterType.java
index b7ce0ec92..439af4c8d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FilterType.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/FilterType.java
@@ -201,7 +201,6 @@ public enum FilterType {
                 }
             }
         }
-
     },
 
     /** Constant for triggering only increasing events.
@@ -379,7 +378,6 @@ public enum FilterType {
                 }
             }
         }
-
     };
 
     /** Get the increasing status of triggered events.
@@ -396,5 +394,4 @@ public enum FilterType {
      */
     protected abstract Transformer selectTransformer(Transformer previous,
                                                      double g, boolean forward);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/Transformer.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/Transformer.java
index b4b2a5125..8bd404d96 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/Transformer.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/events/Transformer.java
@@ -103,5 +103,4 @@ enum Transformer {
      * @return transformed value of function g
      */
     protected abstract double transformed(double g);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthFieldIntegrator.java
index 757bc460c..eba3d44dc 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthFieldIntegrator.java
@@ -229,11 +229,9 @@ public class AdamsBashforthFieldIntegrator<T extends RealFieldElement<T>> extend
 
             final T ratio  = predictedState[i].subtract(previousState[i]).add(variation).divide(tol);
             error = error.add(ratio.multiply(ratio));
-
         }
 
         return error.divide(mainSetDimension).sqrt();
-
     }
 
     /** {@inheritDoc} */
@@ -295,7 +293,6 @@ public class AdamsBashforthFieldIntegrator<T extends RealFieldElement<T>> extend
                                                                 getStepSize(),
                                                                 scaled,
                                                                 nordsieck);
-
                 }
             }
 
@@ -338,16 +335,12 @@ public class AdamsBashforthFieldIntegrator<T extends RealFieldElement<T>> extend
                 rescale(hNew);
                 stepEnd = AdamsFieldStepInterpolator.taylor(getStepStart(), getStepStart().getTime().add(getStepSize()),
                                                             getStepSize(), scaled, nordsieck);
-
             }
-
         } while (!isLastStep());
 
         final FieldODEStateAndDerivative<T> finalState = getStepStart();
         setStepStart(null);
         setStepSize(null);
         return finalState;
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthIntegrator.java
index a3ef59193..cb1944640 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthIntegrator.java
@@ -224,11 +224,9 @@ public class AdamsBashforthIntegrator extends AdamsIntegrator {
 
             final double ratio  = (predictedState[i] - previousState[i] + variation) / tol;
             error              += ratio * ratio;
-
         }
 
         return JdkMath.sqrt(error / mainSetDimension);
-
     }
 
     /** {@inheritDoc} */
@@ -303,7 +301,6 @@ public class AdamsBashforthIntegrator extends AdamsIntegrator {
                     final double factor = computeStepGrowShrinkFactor(error);
                     hNew = filterStep(hNew * factor, forward, false);
                     interpolator.rescale(hNew);
-
                 }
             }
 
@@ -345,9 +342,7 @@ public class AdamsBashforthIntegrator extends AdamsIntegrator {
                 }
 
                 interpolator.rescale(hNew);
-
             }
-
         } while (!isLastStep);
 
         // dispatch results
@@ -355,7 +350,5 @@ public class AdamsBashforthIntegrator extends AdamsIntegrator {
         equations.setCompleteState(y);
 
         resetInternalState();
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldIntegrator.java
index 89f0db343..ffded7be1 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldIntegrator.java
@@ -142,5 +142,4 @@ public abstract class AdamsFieldIntegrator<T extends RealFieldElement<T>> extend
                                                  final Array2DRowFieldMatrix<T> highOrder) {
         transformer.updateHighOrderDerivativesPhase2(start, end, highOrder);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldStepInterpolator.java
index 13d25e9ed..3dd66268f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldStepInterpolator.java
@@ -127,7 +127,6 @@ class AdamsFieldStepInterpolator<T extends RealFieldElement<T>> extends Abstract
                                                  newGlobalPreviousState, newGlobalCurrentState,
                                                  newSoftPreviousState, newSoftCurrentState,
                                                  newMapper);
-
     }
 
     /** {@inheritDoc} */
@@ -183,7 +182,5 @@ class AdamsFieldStepInterpolator<T extends RealFieldElement<T>> extends Abstract
         }
 
         return new FieldODEStateAndDerivative<>(time, estimatedState, estimatedDerivatives);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsIntegrator.java
index 1b9488a7a..ba65c095d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsIntegrator.java
@@ -132,5 +132,4 @@ public abstract class AdamsIntegrator extends MultistepIntegrator {
                                                  final Array2DRowRealMatrix highOrder) {
         transformer.updateHighOrderDerivativesPhase2(start, end, highOrder);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegrator.java
index 94ba8f7ef..491b88824 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegrator.java
@@ -321,16 +321,13 @@ public class AdamsMoultonFieldIntegrator<T extends RealFieldElement<T>> extends
                 rescale(hNew);
                 stepEnd = AdamsFieldStepInterpolator.taylor(getStepStart(), getStepStart().getTime().add(getStepSize()),
                                                             getStepSize(), scaled, nordsieck);
-
             }
-
         } while (!isLastStep());
 
         final FieldODEStateAndDerivative<T> finalState = getStepStart();
         setStepStart(null);
         setStepSize(null);
         return finalState;
-
     }
 
     /** Corrector for current state in Adams-Moulton method.
@@ -410,8 +407,6 @@ public class AdamsMoultonFieldIntegrator<T extends RealFieldElement<T>> extends
             }
 
             return error.divide(mainSetDimension).sqrt();
-
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonIntegrator.java
index f44d30acd..83e30a708 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonIntegrator.java
@@ -310,7 +310,6 @@ public class AdamsMoultonIntegrator extends AdamsIntegrator {
                     // invalidate the derivatives, we need to restart from scratch
                     start(stepStart, y, t);
                     interpolator.reinitialize(stepStart, stepSize, scaled, nordsieck);
-
                 }
 
                 // stepsize control for next step
@@ -328,7 +327,6 @@ public class AdamsMoultonIntegrator extends AdamsIntegrator {
 
                 interpolator.rescale(hNew);
             }
-
         } while (!isLastStep);
 
         // dispatch results
@@ -336,7 +334,6 @@ public class AdamsMoultonIntegrator extends AdamsIntegrator {
         equations.setCompleteState(y);
 
         resetInternalState();
-
     }
 
     /** Corrector for current state in Adams-Moulton method.
@@ -416,8 +413,6 @@ public class AdamsMoultonIntegrator extends AdamsIntegrator {
             }
 
             return JdkMath.sqrt(error / mainSetDimension);
-
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsNordsieckFieldTransformer.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsNordsieckFieldTransformer.java
index 0541cd9d9..49d686bb4 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsNordsieckFieldTransformer.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsNordsieckFieldTransformer.java
@@ -177,7 +177,6 @@ public final class AdamsNordsieckFieldTransformer<T extends RealFieldElement<T>>
         shiftedP[0] = MathArrays.buildArray(field, rows);
         Arrays.fill(shiftedP[0], field.getZero());
         update = new Array2DRowFieldMatrix<>(pSolver.solve(new Array2DRowFieldMatrix<>(shiftedP, false)).getData());
-
     }
 
     /** Get the Nordsieck transformer for a given field and number of steps.
@@ -203,7 +202,6 @@ public final class AdamsNordsieckFieldTransformer<T extends RealFieldElement<T>>
                 map.put(field, t);
             }
             return t;
-
         }
     }
 
@@ -237,7 +235,6 @@ public final class AdamsNordsieckFieldTransformer<T extends RealFieldElement<T>>
         }
 
         return new Array2DRowFieldMatrix<>(pData, false);
-
     }
 
     /** Initialize the high order scaled derivatives at step start.
@@ -295,7 +292,6 @@ public final class AdamsNordsieckFieldTransformer<T extends RealFieldElement<T>>
                     bDotI[j] = yDotI[j].subtract(yDot0[j]);
                 }
             }
-
         }
 
         // solve the linear system to get the best estimate of the Nordsieck vector [s2 ... sk],
@@ -312,7 +308,6 @@ public final class AdamsNordsieckFieldTransformer<T extends RealFieldElement<T>>
             }
         }
         return truncatedX;
-
     }
 
     /** Update the high order scaled derivatives for Adams integrators (phase 1).
@@ -355,5 +350,4 @@ public final class AdamsNordsieckFieldTransformer<T extends RealFieldElement<T>>
             }
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsNordsieckTransformer.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsNordsieckTransformer.java
index d2ca84cd2..15b60f7aa 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsNordsieckTransformer.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsNordsieckTransformer.java
@@ -301,7 +301,6 @@ public final class AdamsNordsieckTransformer {
                     bDotI[j] = yDotI[j] - yDot0[j];
                 }
             }
-
         }
 
         // solve the linear system to get the best estimate of the Nordsieck vector [s2 ... sk],
@@ -317,7 +316,6 @@ public final class AdamsNordsieckTransformer {
             }
         }
         return truncatedX;
-
     }
 
     /** Update the high order scaled derivatives for Adams integrators (phase 1).
@@ -360,5 +358,4 @@ public final class AdamsNordsieckTransformer {
             }
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeFieldIntegrator.java
index 0f8dfaeac..8fba5a0c8 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeFieldIntegrator.java
@@ -114,7 +114,6 @@ public abstract class AdaptiveStepsizeFieldIntegrator<T extends RealFieldElement
         super(field, name);
         setStepSizeControl(minStep, maxStep, scalAbsoluteTolerance, scalRelativeTolerance);
         resetInternalState();
-
     }
 
     /** Build an integrator with the given stepsize bounds.
@@ -138,7 +137,6 @@ public abstract class AdaptiveStepsizeFieldIntegrator<T extends RealFieldElement
         super(field, name);
         setStepSizeControl(minStep, maxStep, vecAbsoluteTolerance, vecRelativeTolerance);
         resetInternalState();
-
     }
 
     /** Set the adaptive step size control parameters.
@@ -167,7 +165,6 @@ public abstract class AdaptiveStepsizeFieldIntegrator<T extends RealFieldElement
         scalRelativeTolerance = relativeTolerance;
         vecAbsoluteTolerance  = null;
         vecRelativeTolerance  = null;
-
     }
 
     /** Set the adaptive step size control parameters.
@@ -196,7 +193,6 @@ public abstract class AdaptiveStepsizeFieldIntegrator<T extends RealFieldElement
         scalRelativeTolerance = 0;
         vecAbsoluteTolerance  = absoluteTolerance.clone();
         vecRelativeTolerance  = relativeTolerance.clone();
-
     }
 
     /** Set the initial step size.
@@ -235,7 +231,6 @@ public abstract class AdaptiveStepsizeFieldIntegrator<T extends RealFieldElement
         if (vecRelativeTolerance != null && vecRelativeTolerance.length != mainSetDimension) {
             throw new DimensionMismatchException(mainSetDimension, vecRelativeTolerance.length);
         }
-
     }
 
     /** Initialize the integration step.
@@ -307,7 +302,6 @@ public abstract class AdaptiveStepsizeFieldIntegrator<T extends RealFieldElement
         }
 
         return h;
-
     }
 
     /** Filter the integration step.
@@ -339,7 +333,6 @@ public abstract class AdaptiveStepsizeFieldIntegrator<T extends RealFieldElement
         }
 
         return filteredH;
-
     }
 
     /** Reset internal state to dummy values. */
@@ -361,5 +354,4 @@ public abstract class AdaptiveStepsizeFieldIntegrator<T extends RealFieldElement
     public T getMaxStep() {
         return maxStep;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeIntegrator.java
index 38457cb7c..f567be643 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeIntegrator.java
@@ -109,7 +109,6 @@ public abstract class AdaptiveStepsizeIntegrator
     super(name);
     setStepSizeControl(minStep, maxStep, scalAbsoluteTolerance, scalRelativeTolerance);
     resetInternalState();
-
   }
 
   /** Build an integrator with the given stepsize bounds.
@@ -132,7 +131,6 @@ public abstract class AdaptiveStepsizeIntegrator
     super(name);
     setStepSizeControl(minStep, maxStep, vecAbsoluteTolerance, vecRelativeTolerance);
     resetInternalState();
-
   }
 
   /** Set the adaptive step size control parameters.
@@ -161,7 +159,6 @@ public abstract class AdaptiveStepsizeIntegrator
       scalRelativeTolerance = relativeTolerance;
       vecAbsoluteTolerance  = null;
       vecRelativeTolerance  = null;
-
   }
 
   /** Set the adaptive step size control parameters.
@@ -190,7 +187,6 @@ public abstract class AdaptiveStepsizeIntegrator
       scalRelativeTolerance = 0;
       vecAbsoluteTolerance  = absoluteTolerance.clone();
       vecRelativeTolerance  = relativeTolerance.clone();
-
   }
 
   /** Set the initial step size.
@@ -228,7 +224,6 @@ public abstract class AdaptiveStepsizeIntegrator
       if ((vecRelativeTolerance != null) && (vecRelativeTolerance.length != mainSetDimension)) {
           throw new DimensionMismatchException(mainSetDimension, vecRelativeTolerance.length);
       }
-
   }
 
   /** Initialize the integration step.
@@ -305,7 +300,6 @@ public abstract class AdaptiveStepsizeIntegrator
     }
 
     return h;
-
   }
 
   /** Filter the integration step.
@@ -337,7 +331,6 @@ public abstract class AdaptiveStepsizeIntegrator
       }
 
       return filteredH;
-
   }
 
   /** {@inheritDoc} */
@@ -371,5 +364,4 @@ public abstract class AdaptiveStepsizeIntegrator
   public double getMaxStep() {
     return maxStep;
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaFieldIntegrator.java
index 2897dad74..7290ed253 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaFieldIntegrator.java
@@ -109,5 +109,4 @@ public class ClassicalRungeKuttaFieldIntegrator<T extends RealFieldElement<T>>
                                                                globalPreviousState, globalCurrentState,
                                                                mapper);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaFieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaFieldStepInterpolator.java
index b37490853..9eac4c5ae 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaFieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaFieldStepInterpolator.java
@@ -129,7 +129,5 @@ class ClassicalRungeKuttaFieldStepInterpolator<T extends RealFieldElement<T>>
         }
 
         return new FieldODEStateAndDerivative<>(time, interpolatedState, interpolatedDerivatives);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaIntegrator.java
index 35a036677..825a3bfb9 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaIntegrator.java
@@ -70,5 +70,4 @@ public class ClassicalRungeKuttaIntegrator extends RungeKuttaIntegrator {
     super("classical Runge-Kutta", STATIC_C, STATIC_A, STATIC_B,
           new ClassicalRungeKuttaStepInterpolator(), step);
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaStepInterpolator.java
index 1e8d39d72..104fb6cd0 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ClassicalRungeKuttaStepInterpolator.java
@@ -129,7 +129,5 @@ class ClassicalRungeKuttaStepInterpolator
                         coeffDot1 * yDot1 + coeffDot23 * yDot23 + coeffDot4 * yDot4;
             }
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldIntegrator.java
index 08c079cf2..3567fa7e0 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldIntegrator.java
@@ -224,11 +224,8 @@ public class DormandPrince54FieldIntegrator<T extends RealFieldElement<T>>
                              yScale.multiply(vecRelativeTolerance[j]).add(vecAbsoluteTolerance[j]);
             final T ratio  = h.multiply(errSum).divide(tol);
             error = error.add(ratio.multiply(ratio));
-
         }
 
         return error.divide(mainSetDimension).sqrt();
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldStepInterpolator.java
index f64b7bd16..755b07b9a 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldStepInterpolator.java
@@ -243,7 +243,5 @@ class DormandPrince54FieldStepInterpolator<T extends RealFieldElement<T>>
                                                                   coeffDot4, coeffDot5, coeffDot6);
         }
         return new FieldODEStateAndDerivative<>(time, interpolatedState, interpolatedDerivatives);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54Integrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54Integrator.java
index efe5a7e47..081eeefe1 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54Integrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54Integrator.java
@@ -151,11 +151,8 @@ public class DormandPrince54Integrator extends EmbeddedRungeKuttaIntegrator {
                                (vecAbsoluteTolerance[j] + vecRelativeTolerance[j] * yScale);
         final double ratio  = h * errSum / tol;
         error += ratio * ratio;
-
     }
 
     return JdkMath.sqrt(error / mainSetDimension);
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54StepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54StepInterpolator.java
index dd365e40e..698d7c211 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54StepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54StepInterpolator.java
@@ -125,7 +125,6 @@ class DormandPrince54StepInterpolator
       v3 = null;
       v4 = null;
       vectorsInitialized = false;
-
     } else {
 
       v1 = interpolator.v1.clone();
@@ -133,9 +132,7 @@ class DormandPrince54StepInterpolator
       v3 = interpolator.v3.clone();
       v4 = interpolator.v4.clone();
       vectorsInitialized = interpolator.vectorsInitialized;
-
     }
-
   }
 
   /** {@inheritDoc} */
@@ -197,7 +194,6 @@ class DormandPrince54StepInterpolator
       }
 
       vectorsInitialized = true;
-
     }
 
     // interpolate
@@ -219,7 +215,5 @@ class DormandPrince54StepInterpolator
             interpolatedDerivatives[i] = v1[i] + dot2 * v2[i] + dot3 * v3[i] + dot4 * v4[i];
         }
     }
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldIntegrator.java
index a49221217..b8582733f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldIntegrator.java
@@ -213,7 +213,6 @@ public class DormandPrince853FieldIntegrator<T extends RealFieldElement<T>>
         c[14] = fraction(7.0, 9.0);
 
         return c;
-
     }
 
     /** {@inheritDoc} */
@@ -366,7 +365,6 @@ public class DormandPrince853FieldIntegrator<T extends RealFieldElement<T>>
         a[14][14] = fraction(    -290468882375.0, 31741908048.0);
 
         return a;
-
     }
 
     /** {@inheritDoc} */
@@ -450,7 +448,5 @@ public class DormandPrince853FieldIntegrator<T extends RealFieldElement<T>>
         }
 
         return h.abs().multiply(error1).divide(den.multiply(mainSetDimension).sqrt());
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldStepInterpolator.java
index 231767ae2..02d3eef9d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldStepInterpolator.java
@@ -184,7 +184,6 @@ class DormandPrince853FieldStepInterpolator<T extends RealFieldElement<T>>
         d[6][13] = fraction(field,             58000000.0, 602131.0);
         d[6][14] = fraction(field,             -1546875.0, 39484.0);
         d[6][15] = fraction(field,          -1262172375.0, 8429834.0);
-
     }
 
     /** {@inheritDoc} */
@@ -296,7 +295,5 @@ class DormandPrince853FieldStepInterpolator<T extends RealFieldElement<T>>
         }
 
         return new FieldODEStateAndDerivative<>(time, interpolatedState, interpolatedDerivatives);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853Integrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853Integrator.java
index 6c6696436..a8d0d554b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853Integrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853Integrator.java
@@ -129,7 +129,6 @@ public class DormandPrince853Integrator extends EmbeddedRungeKuttaIntegrator {
      66578432.0/35198415.0, -1674902723.0/288716400.0,
      54980371265625.0/176692375811392.0, -734375.0/4826304.0,
      171414593.0/851261400.0, 137909.0/3084480.0}
-
   };
 
   /** Propagation weights Butcher array. */
@@ -280,7 +279,5 @@ public class DormandPrince853Integrator extends EmbeddedRungeKuttaIntegrator {
     }
 
     return JdkMath.abs(h) * error1 / JdkMath.sqrt(mainSetDimension * den);
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853StepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853StepInterpolator.java
index f390625aa..2acdbb838 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853StepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853StepInterpolator.java
@@ -206,7 +206,6 @@ class DormandPrince853StepInterpolator
                 53995596795.0 / 518691437.0,                 210311225.0 / 7047894.0,
                    -1718875.0 / 39484.0,                      58000000.0 / 602131.0,
                    -1546875.0 / 39484.0,                   -1262172375.0 / 8429834.0}
-
     };
 
     /** Last evaluations. */
@@ -251,7 +250,6 @@ class DormandPrince853StepInterpolator
       yDotKLast = null;
       v         = null;
       vectorsInitialized = false;
-
     } else {
 
       final int dimension = interpolator.currentState.length;
@@ -270,9 +268,7 @@ class DormandPrince853StepInterpolator
       }
 
       vectorsInitialized = interpolator.vectorsInitialized;
-
     }
-
   }
 
   /** {@inheritDoc} */
@@ -303,7 +299,6 @@ class DormandPrince853StepInterpolator
     }
 
     vectorsInitialized = false;
-
   }
 
   /** {@inheritDoc} */
@@ -359,7 +354,6 @@ class DormandPrince853StepInterpolator
       }
 
       vectorsInitialized = true;
-
     }
 
     final double eta      = 1 - theta;
@@ -401,7 +395,6 @@ class DormandPrince853StepInterpolator
                     dot5 * v[5][i] + dot6 * v[6][i];
         }
     }
-
   }
 
   /** {@inheritDoc} */
@@ -445,7 +438,6 @@ class DormandPrince853StepInterpolator
           yTmp[j] = currentState[j] + h * s;
       }
       integrator.computeDerivatives(pT + C16 * h, yTmp, yDotKLast[2]);
-
   }
 
   /** {@inheritDoc} */
@@ -472,7 +464,6 @@ class DormandPrince853StepInterpolator
 
     // save the state of the base class
     super.writeExternal(out);
-
   }
 
   /** {@inheritDoc} */
@@ -495,7 +486,5 @@ class DormandPrince853StepInterpolator
 
     // read the base state
     super.readExternal(in);
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaFieldIntegrator.java
index 2195e0e3a..20d79c331 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaFieldIntegrator.java
@@ -125,7 +125,6 @@ public abstract class EmbeddedRungeKuttaFieldIntegrator<T extends RealFieldEleme
         setSafety(field.getZero().add(0.9));
         setMinReduction(field.getZero().add(0.2));
         setMaxGrowth(field.getZero().add(10.0));
-
     }
 
     /** Build a Runge-Kutta integrator with the given Butcher array.
@@ -158,7 +157,6 @@ public abstract class EmbeddedRungeKuttaFieldIntegrator<T extends RealFieldEleme
         setSafety(field.getZero().add(0.9));
         setMinReduction(field.getZero().add(0.2));
         setMaxGrowth(field.getZero().add(10.0));
-
     }
 
     /** Create a fraction.
@@ -283,7 +281,6 @@ public abstract class EmbeddedRungeKuttaFieldIntegrator<T extends RealFieldEleme
                     }
 
                     yDotK[k] = computeDerivatives(getStepStart().getTime().add(getStepSize().multiply(c[k-1])), yTmp);
-
                 }
 
                 // estimate the state at the end of the step
@@ -303,7 +300,6 @@ public abstract class EmbeddedRungeKuttaFieldIntegrator<T extends RealFieldEleme
                                                    RealFieldElement.max(minReduction, safety.multiply(error.pow(exp))));
                     hNew = filterStep(getStepSize().multiply(factor), forward, false);
                 }
-
             }
             final T   stepEnd = getStepStart().getTime().add(getStepSize());
             final T[] yDotTmp = (fsal >= 0) ? yDotK[fsal] : computeDerivatives(stepEnd, yTmp);
@@ -333,15 +329,12 @@ public abstract class EmbeddedRungeKuttaFieldIntegrator<T extends RealFieldEleme
                 if (filteredNextIsLast) {
                     hNew = finalTime.subtract(getStepStart().getTime());
                 }
-
             }
-
         } while (!isLastStep());
 
         final FieldODEStateAndDerivative<T> finalState = getStepStart();
         resetInternalState();
         return finalState;
-
     }
 
     /** Get the minimal reduction factor for stepsize control.
@@ -380,5 +373,4 @@ public abstract class EmbeddedRungeKuttaFieldIntegrator<T extends RealFieldEleme
      * @return error ratio, greater than 1 if step should be rejected
      */
     protected abstract T estimateError(T[][] yDotK, T[] y0, T[] y1, T h);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaIntegrator.java
index f2d593d22..3350fe0f9 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaIntegrator.java
@@ -126,7 +126,6 @@ public abstract class EmbeddedRungeKuttaIntegrator
     setSafety(0.9);
     setMinReduction(0.2);
     setMaxGrowth(10.0);
-
   }
 
   /** Build a Runge-Kutta integrator with the given Butcher array.
@@ -164,7 +163,6 @@ public abstract class EmbeddedRungeKuttaIntegrator
     setSafety(0.9);
     setMinReduction(0.2);
     setMaxGrowth(10.0);
-
   }
 
   /** Get the order of the method.
@@ -270,7 +268,6 @@ public abstract class EmbeddedRungeKuttaIntegrator
           }
 
           computeDerivatives(stepStart + c[k-1] * stepSize, yTmp, yDotK[k]);
-
         }
 
         // estimate the state at the end of the step
@@ -291,7 +288,6 @@ public abstract class EmbeddedRungeKuttaIntegrator
                            JdkMath.max(minReduction, safety * JdkMath.pow(error, exp)));
           hNew = filterStep(stepSize * factor, forward, false);
         }
-
       }
 
       // local error is small enough: accept the step, trigger events and step handlers
@@ -324,9 +320,7 @@ public abstract class EmbeddedRungeKuttaIntegrator
           if (filteredNextIsLast) {
               hNew = t - stepStart;
           }
-
       }
-
     } while (!isLastStep);
 
     // dispatch results
@@ -334,7 +328,6 @@ public abstract class EmbeddedRungeKuttaIntegrator
     equations.setCompleteState(y);
 
     resetInternalState();
-
   }
 
   /** Get the minimal reduction factor for stepsize control.
@@ -375,5 +368,4 @@ public abstract class EmbeddedRungeKuttaIntegrator
   protected abstract double estimateError(double[][] yDotK,
                                           double[] y0, double[] y1,
                                           double h);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerFieldIntegrator.java
index 18f5634db..1f3804094 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerFieldIntegrator.java
@@ -95,5 +95,4 @@ public class EulerFieldIntegrator<T extends RealFieldElement<T>> extends RungeKu
                                                  globalPreviousState, globalCurrentState,
                                                  mapper);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerFieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerFieldStepInterpolator.java
index 15535b0ba..4d1883f3f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerFieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerFieldStepInterpolator.java
@@ -101,7 +101,5 @@ class EulerFieldStepInterpolator<T extends RealFieldElement<T>>
         }
 
         return new FieldODEStateAndDerivative<>(time, interpolatedState, interpolatedDerivatives);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerIntegrator.java
index 4e8cfb290..fbae58b0e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerIntegrator.java
@@ -68,5 +68,4 @@ public class EulerIntegrator extends RungeKuttaIntegrator {
   public EulerIntegrator(final double step) {
     super("Euler", STATIC_C, STATIC_A, STATIC_B, new EulerStepInterpolator(), step);
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerStepInterpolator.java
index 2cc453ca7..0bdcd4709 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EulerStepInterpolator.java
@@ -95,7 +95,5 @@ class EulerStepInterpolator
           }
           System.arraycopy(yDotK[0], 0, interpolatedDerivatives, 0, interpolatedDerivatives.length);
       }
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/FieldButcherArrayProvider.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/FieldButcherArrayProvider.java
index dd3c07588..38ca919d1 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/FieldButcherArrayProvider.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/FieldButcherArrayProvider.java
@@ -42,5 +42,4 @@ public interface FieldButcherArrayProvider<T extends RealFieldElement<T>> {
      * @return external weights for the high order method from Butcher array
      */
     T[] getB();
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillFieldIntegrator.java
index d46e08ec8..4bd4bef33 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillFieldIntegrator.java
@@ -105,7 +105,6 @@ public class GillFieldIntegrator<T extends RealFieldElement<T>>
         b[3] = b[0];
 
         return b;
-
     }
 
     /** {@inheritDoc} */
@@ -120,5 +119,4 @@ public class GillFieldIntegrator<T extends RealFieldElement<T>>
                                                 globalPreviousState, globalCurrentState,
                                                 mapper);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillFieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillFieldStepInterpolator.java
index 11b337ff7..656fe461b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillFieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillFieldStepInterpolator.java
@@ -141,7 +141,5 @@ class GillFieldStepInterpolator<T extends RealFieldElement<T>>
         }
 
         return new FieldODEStateAndDerivative<>(time, interpolatedState, interpolatedDerivatives);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillIntegrator.java
index e5a1832e9..bdef80592 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillIntegrator.java
@@ -70,5 +70,4 @@ public class GillIntegrator extends RungeKuttaIntegrator {
   public GillIntegrator(final double step) {
     super("Gill", STATIC_C, STATIC_A, STATIC_B, new GillStepInterpolator(), step);
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillStepInterpolator.java
index 71b77c2a1..80c2a6919 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GillStepInterpolator.java
@@ -144,7 +144,5 @@ class GillStepInterpolator
                     coeffDot1 * yDot1 + coeffDot2 * yDot2 + coeffDot3 * yDot3 + coeffDot4 * yDot4;
         }
     }
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GraggBulirschStoerIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GraggBulirschStoerIntegrator.java
index ba6dd0ec5..254032af8 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GraggBulirschStoerIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GraggBulirschStoerIntegrator.java
@@ -229,7 +229,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
     } else {
       this.stabilityReduction = stepsizeReductionFactor;
     }
-
   }
 
   /** Set the step size control factors.
@@ -282,7 +281,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
     } else {
       this.stepControl4 = control4;
     }
-
   }
 
   /** Set the order control parameters.
@@ -329,7 +327,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
 
     // reinitialize the arrays
     initializeArrays();
-
   }
 
   /** {@inheritDoc} */
@@ -340,7 +337,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
 
     // reinitialize the arrays
     initializeArrays();
-
   }
 
   /** {@inheritDoc} */
@@ -355,7 +351,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
 
     // reinitialize the arrays
     initializeArrays();
-
   }
 
   /** Initialize the integrator internal arrays. */
@@ -392,7 +387,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
         coeff[k][l] = 1.0 / (ratio * ratio - 1.0);
       }
     }
-
   }
 
   /** Set the interpolation order control parameter.
@@ -415,7 +409,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
     } else {
       this.mudif = mudifControlParameter;
     }
-
   }
 
   /** Update scaling array.
@@ -505,7 +498,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
           return false;
         }
       }
-
     }
 
     // correction of the last substep (at t0 + step)
@@ -514,7 +506,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
     }
 
     return true;
-
   }
 
   /** Extrapolate a vector.
@@ -579,7 +570,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
       for (int l = 0; l < sequence[k]; ++l) {
         fk[k][l+1] = new double[y0.length];
       }
-
     }
 
     if (y != y0) {
@@ -640,7 +630,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
         }
 
         newStep = false;
-
       }
 
       stepSize = hNew;
@@ -669,7 +658,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
           hNew   = JdkMath.abs(filterStep(stepSize * stabilityReduction, forward, false));
           reject = true;
           loop   = false;
-
         } else {
 
           // the substep was computed successfully
@@ -780,9 +768,7 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
                   loop = false;
                 }
                 break;
-
               }
-
             }
           }
         }
@@ -833,7 +819,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
               }
             }
           }
-
         }
 
         if (mu >= 0) {
@@ -853,9 +838,7 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
               reject = true;
             }
           }
-
         }
-
       }
 
       if (! reject) {
@@ -915,11 +898,9 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
           }
 
           targetIter = optimalIter;
-
         }
 
         newStep = true;
-
       }
 
       hNew = JdkMath.min(hNew, hInt);
@@ -935,7 +916,6 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
       } else {
         previousRejected = false;
       }
-
     } while (!isLastStep);
 
     // dispatch results
@@ -943,7 +923,5 @@ public class GraggBulirschStoerIntegrator extends AdaptiveStepsizeIntegrator {
     equations.setCompleteState(y);
 
     resetInternalState();
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GraggBulirschStoerStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GraggBulirschStoerStepInterpolator.java
index 7c095ecfa..4950b0309 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GraggBulirschStoerStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/GraggBulirschStoerStepInterpolator.java
@@ -146,7 +146,6 @@ class GraggBulirschStoerStepInterpolator
     this.yMidDots = yMidDots;
 
     resetTables(yMidDots.length + 4);
-
   }
 
   /** Copy constructor.
@@ -180,7 +179,6 @@ class GraggBulirschStoerStepInterpolator
       }
       currentDegree = interpolator.currentDegree;
     }
-
   }
 
   /** Reallocate the internal tables.
@@ -225,9 +223,7 @@ class GraggBulirschStoerStepInterpolator
       }
 
       currentDegree = 0;
-
     }
-
   }
 
   /** {@inheritDoc} */
@@ -288,12 +284,10 @@ class GraggBulirschStoerStepInterpolator
               polynomials[j+4][i] =
                   16 * (yMidDots[j][i] + fac1 * polynomials[j+2][i] - fac2 * polynomials[j][i]);
             }
-
           }
         }
       }
     }
-
   }
 
   /** Estimate interpolation error.
@@ -348,7 +342,6 @@ class GraggBulirschStoerStepInterpolator
             interpolatedState[i]       += t4 * c;
             interpolatedDerivatives[i] += (t4 * cDot + t4Dot * c) / h;
         }
-
     }
 
     if (h == 0) {
@@ -356,7 +349,6 @@ class GraggBulirschStoerStepInterpolator
         // we fix this by using the derivatives at midpoint
         System.arraycopy(yMidDots[1], 0, interpolatedDerivatives, 0, dimension);
     }
-
   }
 
   /** {@inheritDoc} */
@@ -376,7 +368,6 @@ class GraggBulirschStoerStepInterpolator
         out.writeDouble(polynomials[k][l]);
       }
     }
-
   }
 
   /** {@inheritDoc} */
@@ -401,7 +392,5 @@ class GraggBulirschStoerStepInterpolator
 
     // we can now set the interpolated time and state
     setInterpolatedTime(t);
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldIntegrator.java
index 7a8b5fe31..39f2cc38d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldIntegrator.java
@@ -197,11 +197,8 @@ public class HighamHall54FieldIntegrator<T extends RealFieldElement<T>>
                              yScale.multiply(vecRelativeTolerance[j]).add(vecAbsoluteTolerance[j]);
             final T ratio  = h.multiply(errSum).divide(tol);
             error = error.add(ratio.multiply(ratio));
-
         }
 
         return error.divide(mainSetDimension).sqrt();
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldStepInterpolator.java
index 7ae3c5645..44af4949a 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldStepInterpolator.java
@@ -110,7 +110,5 @@ class HighamHall54FieldStepInterpolator<T extends RealFieldElement<T>>
         }
 
         return new FieldODEStateAndDerivative<>(time, interpolatedState, interpolatedDerivatives);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54Integrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54Integrator.java
index eaf6fb864..a64df3bba 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54Integrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54Integrator.java
@@ -125,11 +125,8 @@ public class HighamHall54Integrator extends EmbeddedRungeKuttaIntegrator {
                          (vecAbsoluteTolerance[j] + vecRelativeTolerance[j] * yScale);
       final double ratio  = h * errSum / tol;
       error += ratio * ratio;
-
     }
 
     return JdkMath.sqrt(error / mainSetDimension);
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54StepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54StepInterpolator.java
index 61256ec1a..a5f50a965 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54StepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54StepInterpolator.java
@@ -116,7 +116,5 @@ class HighamHall54StepInterpolator
                     bDot0 * yDot0 + bDot2 * yDot2 + bDot3 * yDot3 + bDot4 * yDot4 + bDot5 * yDot5;
         }
     }
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherFieldIntegrator.java
index 4050d4a5b..1cbef0387 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherFieldIntegrator.java
@@ -130,7 +130,6 @@ public class LutherFieldIntegrator<T extends RealFieldElement<T>>
         b[6] = b[0];
 
         return b;
-
     }
 
     /** {@inheritDoc} */
@@ -145,5 +144,4 @@ public class LutherFieldIntegrator<T extends RealFieldElement<T>>
                                                   globalPreviousState, globalCurrentState,
                                                   mapper);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherFieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherFieldStepInterpolator.java
index 230f8e4fc..b69ed4964 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherFieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherFieldStepInterpolator.java
@@ -218,7 +218,5 @@ class LutherFieldStepInterpolator<T extends RealFieldElement<T>>
         }
 
         return new FieldODEStateAndDerivative<>(time, interpolatedState, interpolatedDerivatives);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherIntegrator.java
index 7fb3cf06d..13f55b35d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherIntegrator.java
@@ -85,5 +85,4 @@ public class LutherIntegrator extends RungeKuttaIntegrator {
     public LutherIntegrator(final double step) {
         super("Luther", STATIC_C, STATIC_A, STATIC_B, new LutherStepInterpolator(), step);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherStepInterpolator.java
index 03b9ddbf7..31e607d72 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/LutherStepInterpolator.java
@@ -176,7 +176,5 @@ class LutherStepInterpolator extends RungeKuttaStepInterpolator {
                         coeffDot4 * yDot4 + coeffDot5 * yDot5 + coeffDot6 * yDot6 + coeffDot7 * yDot7;
             }
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointFieldIntegrator.java
index 5e2fff9f7..d5a23011c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointFieldIntegrator.java
@@ -94,5 +94,4 @@ public class MidpointFieldIntegrator<T extends RealFieldElement<T>> extends Rung
                                                     globalPreviousState, globalCurrentState,
                                                     mapper);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointFieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointFieldStepInterpolator.java
index e135ba4e6..297b885ef 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointFieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointFieldStepInterpolator.java
@@ -111,7 +111,5 @@ class MidpointFieldStepInterpolator<T extends RealFieldElement<T>>
         }
 
         return new FieldODEStateAndDerivative<>(time, interpolatedState, interpolatedDerivatives);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointIntegrator.java
index a45fa5f32..80855acfc 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointIntegrator.java
@@ -64,5 +64,4 @@ public class MidpointIntegrator extends RungeKuttaIntegrator {
   public MidpointIntegrator(final double step) {
     super("midpoint", STATIC_C, STATIC_A, STATIC_B, new MidpointStepInterpolator(), step);
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointStepInterpolator.java
index a5b41e86d..f5a618236 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/MidpointStepInterpolator.java
@@ -109,7 +109,5 @@ class MidpointStepInterpolator
             interpolatedDerivatives[i] = coeffDot1 * yDot1 + coeffDot2 * yDot2;
         }
     }
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaFieldIntegrator.java
index cb11ecac7..ea51e71b3 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaFieldIntegrator.java
@@ -163,7 +163,6 @@ public abstract class RungeKuttaFieldIntegrator<T extends RealFieldElement<T>>
                 }
 
                 yDotK[k] = computeDerivatives(getStepStart().getTime().add(getStepSize().multiply(c[k-1])), yTmp);
-
             }
 
             // estimate the state at the end of the step
@@ -194,14 +193,12 @@ public abstract class RungeKuttaFieldIntegrator<T extends RealFieldElement<T>>
                     setStepSize(finalTime.subtract(getStepStart().getTime()));
                 }
             }
-
         } while (!isLastStep());
 
         final FieldODEStateAndDerivative<T> finalState = getStepStart();
         setStepStart(null);
         setStepSize(null);
         return finalState;
-
     }
 
     /** Fast computation of a single step of ODE integration.
@@ -254,7 +251,6 @@ public abstract class RungeKuttaFieldIntegrator<T extends RealFieldElement<T>>
             }
 
             yDotK[k] = equations.computeDerivatives(t0.add(h.multiply(c[k-1])), yTmp);
-
         }
 
         // estimate the state at the end of the step
@@ -267,7 +263,5 @@ public abstract class RungeKuttaFieldIntegrator<T extends RealFieldElement<T>>
         }
 
         return y;
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaFieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaFieldStepInterpolator.java
index a2e796d9b..d73e3975e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaFieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaFieldStepInterpolator.java
@@ -143,5 +143,4 @@ abstract class RungeKuttaFieldStepInterpolator<T extends RealFieldElement<T>>
         }
         return a;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaIntegrator.java
index 7c3eb2819..4726d8140 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaIntegrator.java
@@ -154,7 +154,6 @@ public abstract class RungeKuttaIntegrator extends AbstractIntegrator {
           }
 
           computeDerivatives(stepStart + c[k-1] * stepSize, yTmp, yDotK[k]);
-
       }
 
       // estimate the state at the end of the step
@@ -184,7 +183,6 @@ public abstract class RungeKuttaIntegrator extends AbstractIntegrator {
               stepSize = t - stepStart;
           }
       }
-
     } while (!isLastStep);
 
     // dispatch results
@@ -193,7 +191,6 @@ public abstract class RungeKuttaIntegrator extends AbstractIntegrator {
 
     stepStart = Double.NaN;
     stepSize  = Double.NaN;
-
   }
 
   /** Fast computation of a single step of ODE integration.
@@ -249,7 +246,6 @@ public abstract class RungeKuttaIntegrator extends AbstractIntegrator {
           }
 
           equations.computeDerivatives(t0 + c[k-1] * h, yTmp, yDotK[k]);
-
       }
 
       // estimate the state at the end of the step
@@ -262,7 +258,5 @@ public abstract class RungeKuttaIntegrator extends AbstractIntegrator {
       }
 
       return y;
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaStepInterpolator.java
index 0a26c991c..f87e04438 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/RungeKuttaStepInterpolator.java
@@ -91,7 +91,6 @@ abstract class RungeKuttaStepInterpolator
       for (int k = 0; k < interpolator.yDotK.length; ++k) {
         yDotK[k] = interpolator.yDotK[k].clone();
       }
-
     } else {
       previousState = null;
       yDotK = null;
@@ -100,7 +99,6 @@ abstract class RungeKuttaStepInterpolator
     // we cannot keep any reference to the equations in the copy
     // the interpolator should have been finalized before
     integrator = null;
-
   }
 
   /** Reinitialize the instance
@@ -166,7 +164,6 @@ abstract class RungeKuttaStepInterpolator
     }
 
     // we do not save any reference to the equations
-
   }
 
   /** {@inheritDoc} */
@@ -205,7 +202,5 @@ abstract class RungeKuttaStepInterpolator
     } else {
         interpolatedTime = t;
     }
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesFieldIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesFieldIntegrator.java
index 7a024f6b5..87d2a23c5 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesFieldIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesFieldIntegrator.java
@@ -108,5 +108,4 @@ public class ThreeEighthesFieldIntegrator<T extends RealFieldElement<T>>
                                                          globalPreviousState, globalCurrentState,
                                                          mapper);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesFieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesFieldStepInterpolator.java
index 6b79b421f..0b3098170 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesFieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesFieldStepInterpolator.java
@@ -132,7 +132,5 @@ class ThreeEighthesFieldStepInterpolator<T extends RealFieldElement<T>>
         }
 
         return new FieldODEStateAndDerivative<>(time, interpolatedState, interpolatedDerivatives);
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesIntegrator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesIntegrator.java
index 72f0896d6..39b37dbe7 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesIntegrator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesIntegrator.java
@@ -67,5 +67,4 @@ public class ThreeEighthesIntegrator extends RungeKuttaIntegrator {
   public ThreeEighthesIntegrator(final double step) {
     super("3/8", STATIC_C, STATIC_A, STATIC_B, new ThreeEighthesStepInterpolator(), step);
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesStepInterpolator.java
index 67875dac9..ff577a3ae 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/ThreeEighthesStepInterpolator.java
@@ -118,7 +118,6 @@ class ThreeEighthesStepInterpolator
                       previousState[i] + coeff1 * yDot1 + coeff2 * yDot2 + coeff3 * yDot3 + coeff4 * yDot4;
               interpolatedDerivatives[i] =
                       coeffDot1 * yDot1 + coeffDot2 * yDot2 + coeffDot3 * yDot3 + coeffDot4 * yDot4;
-
           }
       } else {
           final double s          = oneMinusThetaH / 8.0;
@@ -136,10 +135,7 @@ class ThreeEighthesStepInterpolator
                       currentState[i] - coeff1 * yDot1 - coeff2 * yDot2 - coeff3 * yDot3 - coeff4 * yDot4;
               interpolatedDerivatives[i] =
                       coeffDot1 * yDot1 + coeffDot2 * yDot2 + coeffDot3 * yDot3 + coeffDot4 * yDot4;
-
           }
       }
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/AbstractFieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/AbstractFieldStepInterpolator.java
index 9792178a8..ac8c25b1c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/AbstractFieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/AbstractFieldStepInterpolator.java
@@ -171,5 +171,4 @@ public abstract class AbstractFieldStepInterpolator<T extends RealFieldElement<T
                                                                                             T time, T theta,
                                                                                             T thetaH, T oneMinusThetaH)
         throws MaxCountExceededException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/AbstractStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/AbstractStepInterpolator.java
index e4c5cc670..b074415af 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/AbstractStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/AbstractStepInterpolator.java
@@ -148,7 +148,6 @@ public abstract class AbstractStepInterpolator
     this.primaryMapper    = primaryMapper;
     this.secondaryMappers = (secondaryMappers == null) ? null : secondaryMappers.clone();
     allocateInterpolatedArrays(y.length);
-
   }
 
   /** Copy constructor.
@@ -202,7 +201,6 @@ public abstract class AbstractStepInterpolator
     primaryMapper    = interpolator.primaryMapper;
     secondaryMappers = (interpolator.secondaryMappers == null) ?
                        null : interpolator.secondaryMappers.clone();
-
   }
 
   /** Allocate the various interpolated states arrays.
@@ -258,7 +256,6 @@ public abstract class AbstractStepInterpolator
     this.primaryMapper    = primary;
     this.secondaryMappers = secondary.clone();
     allocateInterpolatedArrays(y.length);
-
   }
 
   /** {@inheritDoc} */
@@ -270,7 +267,6 @@ public abstract class AbstractStepInterpolator
 
      // create the new independent instance
      return doCopy();
-
    }
 
    /** Really copy the finalized instance.
@@ -304,7 +300,6 @@ public abstract class AbstractStepInterpolator
 
     // the step is not finalized anymore
     finalized  = false;
-
   }
 
   /** Restrict step range to a limited part of the global step.
@@ -564,7 +559,6 @@ public double getCurrentTime() {
         ioe.initCause(mcee);
         throw ioe;
     }
-
   }
 
   /** Read the base state of the instance.
@@ -611,7 +605,5 @@ public double getCurrentTime() {
     finalized = true;
 
     return in.readDouble();
-
   }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/DummyStepHandler.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/DummyStepHandler.java
index 0ac4c68c2..6133bf283 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/DummyStepHandler.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/DummyStepHandler.java
@@ -87,5 +87,4 @@ public final class DummyStepHandler implements StepHandler {
         // return the singleton instance
         return LazyHolder.INSTANCE;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldFixedStepHandler.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldFixedStepHandler.java
index 1fa8d34ba..6d67c3a62 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldFixedStepHandler.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldFixedStepHandler.java
@@ -65,5 +65,4 @@ public interface FieldFixedStepHandler<T extends RealFieldElement<T>> {
      * @param isLast true if the step is the last one
      */
     void handleStep(FieldODEStateAndDerivative<T> state, boolean isLast);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepHandler.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepHandler.java
index 4b85489ba..e366d4d67 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepHandler.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepHandler.java
@@ -71,5 +71,4 @@ public interface FieldStepHandler<T extends RealFieldElement<T>> {
      */
     void handleStep(FieldStepInterpolator<T> interpolator, boolean isLast)
         throws MaxCountExceededException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepInterpolator.java
index 72fce8b36..9109430f7 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepInterpolator.java
@@ -72,5 +72,4 @@ public interface FieldStepInterpolator<T extends RealFieldElement<T>> {
    * integration
    */
   boolean isForward();
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepNormalizer.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepNormalizer.java
index 15b1a5267..85345035c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepNormalizer.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FieldStepNormalizer.java
@@ -176,7 +176,6 @@ public class FieldStepNormalizer<T extends RealFieldElement<T>> implements Field
 
         // initialize the underlying handler
         handler.init(initialState, finalTime);
-
     }
 
     /**
@@ -270,5 +269,4 @@ public class FieldStepNormalizer<T extends RealFieldElement<T>> implements Field
         }
         handler.handleStep(last, isLast);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FixedStepHandler.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FixedStepHandler.java
index ec2371450..3be7e7f2c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FixedStepHandler.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/FixedStepHandler.java
@@ -67,5 +67,4 @@ public interface FixedStepHandler  {
    * @param isLast true if the step is the last one
    */
   void handleStep(double t, double[] y, double[] yDot, boolean isLast);
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/NordsieckStepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/NordsieckStepInterpolator.java
index aa1b8ae84..32086c93b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/NordsieckStepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/NordsieckStepInterpolator.java
@@ -136,7 +136,6 @@ public class NordsieckStepInterpolator extends AbstractStepInterpolator {
 
         // make sure the state and derivatives will depend on the new arrays
         setInterpolatedTime(getInterpolatedTime());
-
     }
 
     /** Rescale the instance.
@@ -162,7 +161,6 @@ public class NordsieckStepInterpolator extends AbstractStepInterpolator {
         }
 
         scalingH = stepSize;
-
     }
 
     /**
@@ -214,7 +212,6 @@ public class NordsieckStepInterpolator extends AbstractStepInterpolator {
             interpolatedDerivatives[j] =
                 (interpolatedDerivatives[j] + scaled[j] * normalizedAbscissa) / x;
         }
-
     }
 
     /** {@inheritDoc} */
@@ -247,7 +244,6 @@ public class NordsieckStepInterpolator extends AbstractStepInterpolator {
         }
 
         // we don't save state variation, it will be recomputed
-
     }
 
     /** {@inheritDoc} */
@@ -287,7 +283,5 @@ public class NordsieckStepInterpolator extends AbstractStepInterpolator {
         } else {
             stateVariation = null;
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepHandler.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepHandler.java
index e4c8ea10c..d1565d3ec 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepHandler.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepHandler.java
@@ -71,5 +71,4 @@ public interface StepHandler {
      */
     void handleStep(StepInterpolator interpolator, boolean isLast)
         throws MaxCountExceededException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepInterpolator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepInterpolator.java
index ee3a8b2b7..26d0a675b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepInterpolator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepInterpolator.java
@@ -177,5 +177,4 @@ public interface StepInterpolator extends Externalizable {
    * during step finalization
    */
    StepInterpolator copy() throws MaxCountExceededException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepNormalizer.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepNormalizer.java
index 296295a0c..cfb69dbd0 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepNormalizer.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/sampling/StepNormalizer.java
@@ -183,7 +183,6 @@ public class StepNormalizer implements StepHandler {
 
         // initialize the underlying handler
         handler.init(t0, y0, t);
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/AbstractOptimizationProblem.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/AbstractOptimizationProblem.java
index 6ed86dc3b..21b4bfaa3 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/AbstractOptimizationProblem.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/AbstractOptimizationProblem.java
@@ -107,5 +107,4 @@ public abstract class AbstractOptimizationProblem<PAIR>
             throw new TooManyIterationsException(max);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/nonlinear/scalar/MultivariateFunctionMappingAdapter.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/nonlinear/scalar/MultivariateFunctionMappingAdapter.java
index 46a96fa8c..efc33ca6b 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/nonlinear/scalar/MultivariateFunctionMappingAdapter.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/nonlinear/scalar/MultivariateFunctionMappingAdapter.java
@@ -240,7 +240,6 @@ public class MultivariateFunctionMappingAdapter
         public double boundedToUnbounded(final double x) {
             return JdkMath.log(x - lower);
         }
-
     }
 
     /** Local class for upper bounds mapping. */
@@ -267,7 +266,6 @@ public class MultivariateFunctionMappingAdapter
         public double boundedToUnbounded(final double x) {
             return -JdkMath.log(upper - x);
         }
-
     }
 
     /** Local class for lower and bounds mapping. */
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/nonlinear/scalar/noderiv/BOBYQAOptimizer.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/nonlinear/scalar/noderiv/BOBYQAOptimizer.java
index 336528265..87515e94c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/nonlinear/scalar/noderiv/BOBYQAOptimizer.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/optim/nonlinear/scalar/noderiv/BOBYQAOptimizer.java
@@ -484,7 +484,6 @@ public class BOBYQAOptimizer
             // have occurred since the last "alternative" iteration. If the length
             // of XNEW-XOPT is less than HALF*RHO, however, then there is a branch to
             // label 650 or 680 with NTRITS=-1, instead of calculating F at XNEW.
-
         }
         case 60: {
             printState(60); // XXX
@@ -558,7 +557,6 @@ public class BOBYQAOptimizer
             // zero. The appropriate changes are made to BMAT and to the second
             // derivatives of the current model, beginning with the changes to BMAT
             // that do not depend on ZMAT. VLAG is used temporarily for working space.
-
         }
         case 90: {
             printState(90); // XXX
@@ -663,7 +661,6 @@ public class BOBYQAOptimizer
             // only if rounding errors have reduced by at least a factor of two the
             // denominator of the formula for updating the H matrix. It provides a
             // useful safeguard, but is not invoked in most applications of BOBYQA.
-
         }
         case 210: {
             printState(210); // XXX
@@ -689,7 +686,6 @@ public class BOBYQAOptimizer
             // Calculate VLAG and BETA for the current choice of D. The scalar
             // product of D with XPT(K,.) is going to be held in W(NPT+K) for
             // use when VQUAD is calculated.
-
         }
         case 230: {
             printState(230); // XXX
@@ -766,7 +762,6 @@ public class BOBYQAOptimizer
                 // region step. Again RESCUE may be called if rounding errors have damaged_
                 // the chosen denominator, which is the reason for attempting to select
                 // KNEW before calculating the next value of the objective function.
-
             } else {
                 final double delsq = delta * delta;
                 scaden = ZERO;
@@ -812,7 +807,6 @@ public class BOBYQAOptimizer
 
             // Calculate the value of the objective function at XBASE+XNEW, unless
             //   the limit on the number of calculations of F has been reached.
-
         }
         case 360: {
             printState(360); // XXX
@@ -1392,7 +1386,6 @@ public class BOBYQAOptimizer
                 }
 
                 // Search along each of the other lines through XOPT and another point.
-
             } else {
                 vlag = slbd * (ONE - slbd);
                 final double tmp = subd * (ONE - subd);
@@ -1746,7 +1739,6 @@ public class BOBYQAOptimizer
 
                 // Set the off-diagonal second derivatives of the Lagrange functions and
                 // the initial quadratic model.
-
             } else {
                 zMatrix.setEntry(0, nfxm, recip);
                 zMatrix.setEntry(nfm, nfxm, recip);
@@ -2035,7 +2027,6 @@ public class BOBYQAOptimizer
             // Prepare for the alternative iteration by calculating some scalars
             // and by multiplying the reduced D by the second derivative matrix of
             // Q, where S holds the reduced D in the call of GGMULT.
-
         }
         case 100: {
             printState(100); // XXX
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/random/SobolSequenceGenerator.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/random/SobolSequenceGenerator.java
index cf64e8bf8..dcf1ad102 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/random/SobolSequenceGenerator.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/random/SobolSequenceGenerator.java
@@ -319,5 +319,4 @@ public class SobolSequenceGenerator implements Supplier<double[]> {
     public int getNextIndex() {
         return count;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/Frequency.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/Frequency.java
index e41aa646e..06633c33f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/Frequency.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/Frequency.java
@@ -370,5 +370,4 @@ public class Frequency<T extends Comparable<T>> {
         Frequency<?> other = (Frequency<?>) obj;
         return freqTable.equals(other.freqTable);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/StatUtils.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/StatUtils.java
index 33e0245b4..0fcd3e74e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/StatUtils.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/StatUtils.java
@@ -852,5 +852,4 @@ public final class StatUtils {
         // Convert the list to an array of primitive double
         return list.stream().mapToDouble(Double::doubleValue).toArray();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/correlation/SpearmansCorrelation.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/correlation/SpearmansCorrelation.java
index c53b2345c..3817234fd 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/correlation/SpearmansCorrelation.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/correlation/SpearmansCorrelation.java
@@ -199,5 +199,4 @@ public class SpearmansCorrelation {
 
         return transformed;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/correlation/StorelessCovariance.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/correlation/StorelessCovariance.java
index 09aeb02e7..035ad804e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/correlation/StorelessCovariance.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/correlation/StorelessCovariance.java
@@ -133,7 +133,6 @@ public class StorelessCovariance extends Covariance {
         throws NumberIsTooSmallException {
 
         return getElement(xIndex, yIndex).getResult();
-
     }
 
     /**
@@ -158,7 +157,6 @@ public class StorelessCovariance extends Covariance {
                 getElement(i, j).increment(data[i], data[j]);
             }
         }
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractStorelessUnivariateStatistic.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractStorelessUnivariateStatistic.java
index 37d39528f..1ea77e0f5 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractStorelessUnivariateStatistic.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractStorelessUnivariateStatistic.java
@@ -187,5 +187,4 @@ public abstract class AbstractStorelessUnivariateStatistic
     public int hashCode() {
         return 31 * (31 + Double.hashCode(getResult())) + Double.hashCode(getN());
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractUnivariateStatistic.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractUnivariateStatistic.java
index 0e0da1be3..41618fdf9 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractUnivariateStatistic.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractUnivariateStatistic.java
@@ -128,5 +128,4 @@ public abstract class AbstractUnivariateStatistic
     public double evaluate() throws MathIllegalArgumentException {
         return evaluate(storedData);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/DoubleArray.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/DoubleArray.java
index eb31414ef..3f4638c4c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/DoubleArray.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/DoubleArray.java
@@ -106,5 +106,4 @@ interface DoubleArray { // Not in public API.
      * Clear the double array.
      */
     void clear();
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/MultivariateSummaryStatistics.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/MultivariateSummaryStatistics.java
index b62aa1ccc..60cdf77c2 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/MultivariateSummaryStatistics.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/MultivariateSummaryStatistics.java
@@ -128,7 +128,6 @@ public class MultivariateSummaryStatistics
 
         covarianceImpl =
             new VectorialCovariance(k, isCovarianceBiasCorrected);
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/ResizableDoubleArray.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/ResizableDoubleArray.java
index 9c35c4d6c..0b3034c57 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/ResizableDoubleArray.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/ResizableDoubleArray.java
@@ -843,5 +843,4 @@ class ResizableDoubleArray implements DoubleArray { // Not in public API.
         hashData[5] = startIndex;
         return Arrays.hashCode(hashData);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalMultivariateSummary.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalMultivariateSummary.java
index 56ab55b3b..412d1c89c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalMultivariateSummary.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalMultivariateSummary.java
@@ -115,5 +115,4 @@ public interface StatisticalMultivariateSummary {
      * @return the array of component log sums
      */
     double[] getSumLog();
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalSummary.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalSummary.java
index 970045433..931d5d03e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalSummary.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalSummary.java
@@ -60,5 +60,4 @@ public interface StatisticalSummary {
      * @return The sum or Double.NaN if no values have been added
      */
     double getSum();
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StorelessUnivariateStatistic.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StorelessUnivariateStatistic.java
index a6e88bcdc..a4bec1ee5 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StorelessUnivariateStatistic.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StorelessUnivariateStatistic.java
@@ -87,5 +87,4 @@ public interface StorelessUnivariateStatistic extends UnivariateStatistic {
      */
     @Override
     StorelessUnivariateStatistic copy();
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedSummaryStatistics.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedSummaryStatistics.java
index 008a3e118..827e22268 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedSummaryStatistics.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedSummaryStatistics.java
@@ -357,5 +357,4 @@ public class SynchronizedSummaryStatistics extends SummaryStatistics {
             }
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/WeightedEvaluation.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/WeightedEvaluation.java
index e8311f3c0..051359c57 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/WeightedEvaluation.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/WeightedEvaluation.java
@@ -53,5 +53,4 @@ public interface WeightedEvaluation {
      */
     double evaluate(double[] values, double[] weights, int begin, int length)
     throws MathIllegalArgumentException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/GeometricMean.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/GeometricMean.java
index 5d9fee507..9fa60a6ac 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/GeometricMean.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/GeometricMean.java
@@ -198,5 +198,4 @@ public class GeometricMean extends AbstractStorelessUnivariateStatistic {
                     getN());
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Kurtosis.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Kurtosis.java
index cdbf7d0cb..29cf179d1 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Kurtosis.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Kurtosis.java
@@ -215,5 +215,4 @@ public class Kurtosis extends AbstractStorelessUnivariateStatistic {
         dest.moment = source.moment.copy();
         dest.incMoment = source.incMoment;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SecondMoment.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SecondMoment.java
index 44f2dbb56..3901a6b4c 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SecondMoment.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SecondMoment.java
@@ -121,5 +121,4 @@ public class SecondMoment extends FirstMoment {
         FirstMoment.copy(source, dest);
         dest.m2 = source.m2;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/StandardDeviation.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/StandardDeviation.java
index 419676c4d..75aa18f00 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/StandardDeviation.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/StandardDeviation.java
@@ -265,5 +265,4 @@ public class StandardDeviation extends AbstractStorelessUnivariateStatistic {
         NullArgumentException.check(dest);
         dest.variance = source.variance.copy();
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/ThirdMoment.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/ThirdMoment.java
index 23f025349..56ea0c7e9 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/ThirdMoment.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/ThirdMoment.java
@@ -137,5 +137,4 @@ class ThirdMoment extends SecondMoment {
         dest.m3 = source.m3;
         dest.nDevSq = source.nDevSq;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/VectorialCovariance.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/VectorialCovariance.java
index d602105be..af8c4be1f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/VectorialCovariance.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/VectorialCovariance.java
@@ -92,7 +92,6 @@ public class VectorialCovariance {
         }
 
         return result;
-
     }
 
     /**
@@ -145,5 +144,4 @@ public class VectorialCovariance {
         }
         return Arrays.equals(sums, other.sums);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/VectorialMean.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/VectorialMean.java
index 1c505462c..af9e16187 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/VectorialMean.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/VectorialMean.java
@@ -93,5 +93,4 @@ public class VectorialMean {
         VectorialMean other = (VectorialMean) obj;
         return Arrays.equals(means, other.means);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Median.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Median.java
index 00c04853f..6185d1fbe 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Median.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Median.java
@@ -85,5 +85,4 @@ public class Median extends Percentile {
     public Median withKthSelector(final KthSelector newKthSelector) {
         return new Median(getEstimationType(), getNaNStrategy(), newKthSelector);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/MedianOf3PivotingStrategy.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/MedianOf3PivotingStrategy.java
index 30fbc43a8..eb89337e8 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/MedianOf3PivotingStrategy.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/MedianOf3PivotingStrategy.java
@@ -52,5 +52,4 @@ public class MedianOf3PivotingStrategy implements PivotingStrategy {
             }
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/PSquarePercentile.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/PSquarePercentile.java
index 6b8a2761a..aecf306f7 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/PSquarePercentile.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/PSquarePercentile.java
@@ -553,7 +553,6 @@ public class PSquarePercentile extends AbstractStorelessUnivariateStatistic
                     markerArray[3].toString(), markerArray[4].toString(),
                     markerArray[5].toString());
         }
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Percentile.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Percentile.java
index 6fbfbc696..dfc8ab2a5 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Percentile.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Percentile.java
@@ -167,7 +167,6 @@ public class Percentile extends AbstractUnivariateStatistic {
             System.arraycopy(original.cachedPivots, 0, cachedPivots, 0, original.cachedPivots.length);
         }
         setQuantile(original.quantile);
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Product.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Product.java
index a1ffdf6db..88c8c4b16 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Product.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Product.java
@@ -220,5 +220,4 @@ public class Product extends AbstractStorelessUnivariateStatistic implements Wei
         dest.n = source.n;
         dest.value = source.value;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Sum.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Sum.java
index f98faa0ba..2522652f1 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Sum.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Sum.java
@@ -214,5 +214,4 @@ public class Sum extends AbstractStorelessUnivariateStatistic {
         dest.n = source.n;
         dest.value = source.value;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfSquares.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfSquares.java
index 7462052e3..9c28aa713 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfSquares.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfSquares.java
@@ -149,5 +149,4 @@ public class SumOfSquares extends AbstractStorelessUnivariateStatistic {
         dest.n = source.n;
         dest.value = source.value;
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/ChiSquareTest.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/ChiSquareTest.java
index 2d9333200..ab1bee3ae 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/ChiSquareTest.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/ChiSquareTest.java
@@ -113,7 +113,6 @@ public class ChiSquareTest {
             }
         }
         return sumSq;
-
     }
 
     /**
@@ -210,7 +209,6 @@ public class ChiSquareTest {
                                           alpha, 0, 0.5);
         }
         return chiSquareTest(expected, observed) < alpha;
-
     }
 
     /**
@@ -284,7 +282,6 @@ public class ChiSquareTest {
             }
         }
         return sumSq;
-
     }
 
     /**
@@ -334,7 +331,6 @@ public class ChiSquareTest {
         // pass a null rng to avoid unneeded overhead as we will not sample from this distribution
         final ChiSquaredDistribution distribution = ChiSquaredDistribution.of(df);
         return 1 - distribution.cumulativeProbability(chiSquare(counts));
-
     }
 
     /**
@@ -391,7 +387,6 @@ public class ChiSquareTest {
                                           alpha, 0, 0.5);
         }
         return chiSquareTest(counts) < alpha;
-
     }
 
     /**
@@ -539,7 +534,6 @@ public class ChiSquareTest {
                 ChiSquaredDistribution.of((double) observed1.length - 1);
         return 1 - distribution.cumulativeProbability(
                 chiSquareDataSetsComparison(observed1, observed2));
-
     }
 
     /**
@@ -596,7 +590,6 @@ public class ChiSquareTest {
                                           alpha, 0, 0.5);
         }
         return chiSquareTestDataSetsComparison(observed1, observed2) < alpha;
-
     }
 
     /**
@@ -622,7 +615,6 @@ public class ChiSquareTest {
 
         MathArrays.checkRectangular(in);
         MathArrays.checkNonNegative(in);
-
     }
 
     /**
@@ -639,5 +631,4 @@ public class ChiSquareTest {
                 name + " " + index);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/InferenceTestUtils.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/InferenceTestUtils.java
index 5929c586f..f7bf2530d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/InferenceTestUtils.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/InferenceTestUtils.java
@@ -741,5 +741,4 @@ public final class InferenceTestUtils {
 
 
     // CHECKSTYLE: resume JavadocMethodCheck
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/OneWayAnova.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/OneWayAnova.java
index d47742797..2643270e0 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/OneWayAnova.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/OneWayAnova.java
@@ -88,7 +88,6 @@ public class OneWayAnova {
 
         AnovaStats a = anovaStats(categoryData);
         return a.f;
-
     }
 
     /**
@@ -128,7 +127,6 @@ public class OneWayAnova {
         // pass a null rng to avoid unneeded overhead as we will not sample from this distribution
         final FDistribution fdist = FDistribution.of(a.dfbg, a.dfwg);
         return 1.0 - fdist.cumulativeProbability(a.f);
-
     }
 
     /**
@@ -170,7 +168,6 @@ public class OneWayAnova {
         // pass a null rng to avoid unneeded overhead as we will not sample from this distribution
         final FDistribution fdist = FDistribution.of(a.dfbg, a.dfwg);
         return 1.0 - fdist.cumulativeProbability(a.f);
-
     }
 
     /**
@@ -206,7 +203,6 @@ public class OneWayAnova {
         }
 
         return anovaStats(categoryDataSummaryStatistics, false);
-
     }
 
     /**
@@ -254,7 +250,6 @@ public class OneWayAnova {
                     alpha, 0, 0.5);
         }
         return anovaPValue(categoryData) < alpha;
-
     }
 
     /**
@@ -320,7 +315,6 @@ public class OneWayAnova {
         final double f = msbg / mswg;
 
         return new AnovaStats(dfbg, dfwg, f);
-
     }
 
     /**
@@ -350,5 +344,4 @@ public class OneWayAnova {
             this.f = f;
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/TTest.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/TTest.java
index f80aecaf8..b597fbc95 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/TTest.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/TTest.java
@@ -87,7 +87,6 @@ public class TTest {
         return t(meanDifference, 0,
                  StatUtils.varianceDifference(sample1, sample2, meanDifference),
                  sample1.length);
-
     }
 
     /**
@@ -134,7 +133,6 @@ public class TTest {
         return tTest(meanDifference, 0,
                 StatUtils.varianceDifference(sample1, sample2, meanDifference),
                 sample1.length);
-
     }
 
     /**
@@ -180,7 +178,6 @@ public class TTest {
 
         checkSignificanceLevel(alpha);
         return pairedTTest(sample1, sample2) < alpha;
-
     }
 
     /**
@@ -206,7 +203,6 @@ public class TTest {
         // No try-catch or advertised exception because args have just been checked
         return t(StatUtils.mean(observed), mu, StatUtils.variance(observed),
                 observed.length);
-
     }
 
     /**
@@ -232,7 +228,6 @@ public class TTest {
         checkSampleData(sampleStats);
         return t(sampleStats.getMean(), mu, sampleStats.getVariance(),
                  sampleStats.getN());
-
     }
 
     /**
@@ -277,7 +272,6 @@ public class TTest {
         return homoscedasticT(StatUtils.mean(sample1), StatUtils.mean(sample2),
                               StatUtils.variance(sample1), StatUtils.variance(sample2),
                               sample1.length, sample2.length);
-
     }
 
     /**
@@ -318,7 +312,6 @@ public class TTest {
         return t(StatUtils.mean(sample1), StatUtils.mean(sample2),
                  StatUtils.variance(sample1), StatUtils.variance(sample2),
                  sample1.length, sample2.length);
-
     }
 
     /**
@@ -362,7 +355,6 @@ public class TTest {
         return t(sampleStats1.getMean(), sampleStats2.getMean(),
                  sampleStats1.getVariance(), sampleStats2.getVariance(),
                  sampleStats1.getN(), sampleStats2.getN());
-
     }
 
     /**
@@ -410,7 +402,6 @@ public class TTest {
         return homoscedasticT(sampleStats1.getMean(), sampleStats2.getMean(),
                               sampleStats1.getVariance(), sampleStats2.getVariance(),
                               sampleStats1.getN(), sampleStats2.getN());
-
     }
 
     /**
@@ -448,7 +439,6 @@ public class TTest {
         // No try-catch or advertised exception because args have just been checked
         return tTest(StatUtils.mean(sample), mu, StatUtils.variance(sample),
                      sample.length);
-
     }
 
     /**
@@ -494,7 +484,6 @@ public class TTest {
 
         checkSignificanceLevel(alpha);
         return tTest(mu, sample) < alpha;
-
     }
 
     /**
@@ -533,7 +522,6 @@ public class TTest {
         checkSampleData(sampleStats);
         return tTest(sampleStats.getMean(), mu, sampleStats.getVariance(),
                      sampleStats.getN());
-
     }
 
     /**
@@ -581,7 +569,6 @@ public class TTest {
 
         checkSignificanceLevel(alpha);
         return tTest(mu, sampleStats) < alpha;
-
     }
 
     /**
@@ -631,7 +618,6 @@ public class TTest {
         return tTest(StatUtils.mean(sample1), StatUtils.mean(sample2),
                      StatUtils.variance(sample1), StatUtils.variance(sample2),
                      sample1.length, sample2.length);
-
     }
 
     /**
@@ -680,7 +666,6 @@ public class TTest {
                                   StatUtils.variance(sample1),
                                   StatUtils.variance(sample2),
                                   sample1.length, sample2.length);
-
     }
 
     /**
@@ -742,7 +727,6 @@ public class TTest {
 
         checkSignificanceLevel(alpha);
         return tTest(sample1, sample2) < alpha;
-
     }
 
     /**
@@ -805,7 +789,6 @@ public class TTest {
 
         checkSignificanceLevel(alpha);
         return homoscedasticTTest(sample1, sample2) < alpha;
-
     }
 
     /**
@@ -853,7 +836,6 @@ public class TTest {
         return tTest(sampleStats1.getMean(), sampleStats2.getMean(),
                      sampleStats1.getVariance(), sampleStats2.getVariance(),
                      sampleStats1.getN(), sampleStats2.getN());
-
     }
 
     /**
@@ -902,7 +884,6 @@ public class TTest {
                                   sampleStats1.getVariance(),
                                   sampleStats2.getVariance(),
                                   sampleStats1.getN(), sampleStats2.getN());
-
     }
 
     /**
@@ -968,7 +949,6 @@ public class TTest {
 
         checkSignificanceLevel(alpha);
         return tTest(sampleStats1, sampleStats2) < alpha;
-
     }
 
     //----------------------------------------------- Protected methods
@@ -1059,7 +1039,6 @@ public class TTest {
         // pass a null rng to avoid unneeded overhead as we will not sample from this distribution
         final TDistribution distribution = TDistribution.of(n - 1);
         return 2.0 * distribution.cumulativeProbability(-t);
-
     }
 
     /**
@@ -1089,7 +1068,6 @@ public class TTest {
         // pass a null rng to avoid unneeded overhead as we will not sample from this distribution
         final TDistribution distribution = TDistribution.of(degreesOfFreedom);
         return 2.0 * distribution.cumulativeProbability(-t);
-
     }
 
     /**
@@ -1119,7 +1097,6 @@ public class TTest {
         // pass a null rng to avoid unneeded overhead as we will not sample from this distribution
         final TDistribution distribution = TDistribution.of(degreesOfFreedom);
         return 2.0 * distribution.cumulativeProbability(-t);
-
     }
 
     /**
@@ -1135,7 +1112,6 @@ public class TTest {
             throw new OutOfRangeException(LocalizedFormats.SIGNIFICANCE_LEVEL,
                                           alpha, 0.0, 0.5);
         }
-
     }
 
     /**
@@ -1156,7 +1132,6 @@ public class TTest {
                     LocalizedFormats.INSUFFICIENT_DATA_FOR_T_STATISTIC,
                     data.length, 2, true);
         }
-
     }
 
     /**
@@ -1177,7 +1152,5 @@ public class TTest {
                     LocalizedFormats.INSUFFICIENT_DATA_FOR_T_STATISTIC,
                     stat.getN(), 2, true);
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/AgrestiCoullInterval.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/AgrestiCoullInterval.java
index 54059fec7..1002abb7e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/AgrestiCoullInterval.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/AgrestiCoullInterval.java
@@ -45,5 +45,4 @@ public class AgrestiCoullInterval implements BinomialConfidenceInterval {
         return new ConfidenceInterval(modifiedSuccessesRatio - difference, modifiedSuccessesRatio + difference,
                                       confidenceLevel);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/BinomialConfidenceInterval.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/BinomialConfidenceInterval.java
index c3ea33282..bddcb23d6 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/BinomialConfidenceInterval.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/BinomialConfidenceInterval.java
@@ -57,5 +57,4 @@ public interface BinomialConfidenceInterval {
     ConfidenceInterval createInterval(int numberOfTrials, int numberOfSuccesses, double confidenceLevel)
             throws NotStrictlyPositiveException, NotPositiveException,
                    NumberIsTooLargeException, OutOfRangeException;
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/IntervalUtils.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/IntervalUtils.java
index e6c66d8e6..41efa0c61 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/IntervalUtils.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/IntervalUtils.java
@@ -169,5 +169,4 @@ public final class IntervalUtils {
                                           confidenceLevel, 0, 1);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/NormalApproximationInterval.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/NormalApproximationInterval.java
index c85e653df..fb085432d 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/NormalApproximationInterval.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/interval/NormalApproximationInterval.java
@@ -41,5 +41,4 @@ public class NormalApproximationInterval implements BinomialConfidenceInterval {
                                   JdkMath.sqrt(1.0 / numberOfTrials * mean * (1 - mean));
         return new ConfidenceInterval(mean - difference, mean + difference, confidenceLevel);
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/ranking/NaturalRanking.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/ranking/NaturalRanking.java
index 31c081dca..b37c6b63f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/ranking/NaturalRanking.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/ranking/NaturalRanking.java
@@ -403,7 +403,6 @@ public class NaturalRanking implements RankingAlgorithm {
         while (iterator.hasNext()) {
             ranks[iterator.next().intValue()] = Double.NaN;
         }
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/AbstractMultipleLinearRegression.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/AbstractMultipleLinearRegression.java
index 006a2b917..387bd7126 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/AbstractMultipleLinearRegression.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/AbstractMultipleLinearRegression.java
@@ -313,7 +313,6 @@ public abstract class AbstractMultipleLinearRegression implements
      */
     public double estimateErrorVariance() {
         return calculateErrorVariance();
-
     }
 
     /**
@@ -382,5 +381,4 @@ public abstract class AbstractMultipleLinearRegression implements
         RealVector b = calculateBeta();
         return yVector.subtract(xMatrix.operate(b));
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/GLSMultipleLinearRegression.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/GLSMultipleLinearRegression.java
index d48b12f49..3e125bc01 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/GLSMultipleLinearRegression.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/GLSMultipleLinearRegression.java
@@ -129,7 +129,5 @@ public class GLSMultipleLinearRegression extends AbstractMultipleLinearRegressio
         RealVector residuals = calculateResiduals();
         double t = residuals.dotProduct(getOmegaInverse().operate(residuals));
         return t / (getX().getRowDimension() - getX().getColumnDimension());
-
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/MillerUpdatingRegression.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/MillerUpdatingRegression.java
index 42db0bdd0..569c5926f 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/MillerUpdatingRegression.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/MillerUpdatingRegression.java
@@ -183,7 +183,6 @@ public class MillerUpdatingRegression implements UpdatingMultipleLinearRegressio
             include(tmp, 1.0, y);
         }
         ++nobs;
-
     }
 
     /**
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/MultipleLinearRegression.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/MultipleLinearRegression.java
index 336e6e7a5..2b3f802a0 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/MultipleLinearRegression.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/MultipleLinearRegression.java
@@ -65,5 +65,4 @@ public interface MultipleLinearRegression {
      * @return standard errors of estimated regression parameters
      */
      double[] estimateRegressionParametersStandardErrors();
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/OLSMultipleLinearRegression.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/OLSMultipleLinearRegression.java
index d8e9ad6ce..e5947e04e 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/OLSMultipleLinearRegression.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/OLSMultipleLinearRegression.java
@@ -281,5 +281,4 @@ public class OLSMultipleLinearRegression extends AbstractMultipleLinearRegressio
         RealMatrix rInv = new LUDecomposition(rAug).getSolver().getInverse();
         return rInv.multiply(rInv.transpose());
     }
-
 }
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/SimpleRegression.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/SimpleRegression.java
index f070ca5a7..5c609c729 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/SimpleRegression.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/regression/SimpleRegression.java
@@ -850,7 +850,6 @@ public class SimpleRegression implements UpdatingMultipleLinearRegression {
                     return new RegressionResults(
                       params, new double[][]{vcv}, true, n, 1,
                       sumY, syy+mean, sumYY,true,false);
-
                 }else if( variablesToInclude[0] == 1){
                     //final double _syy = sumYY + sumY * sumY / ((double) n);
                     final double sxx = sumXX + sumX * sumX / n;
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/util/CombinatoricsUtils.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/util/CombinatoricsUtils.java
index efbd41dd8..7e07fa034 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/util/CombinatoricsUtils.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/util/CombinatoricsUtils.java
@@ -89,7 +89,6 @@ public final class CombinatoricsUtils {
 
             // atomically save the cache
             STIRLING_S2.compareAndSet(null, stirlingS2);
-
         }
 
         if (n < stirlingS2.length) {
diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/util/ComplexFormat.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/util/ComplexFormat.java
index 17b02abae..eeb447cec 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/util/ComplexFormat.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/util/ComplexFormat.java
@@ -422,6 +422,5 @@ public class ComplexFormat {
         }
 
         return Complex.ofCartesian(re.doubleValue(), im.doubleValue() * sign);
-
     }
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/FunctionUtilsTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/FunctionUtilsTest.java
index 8dbe44a92..8534e208d 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/FunctionUtilsTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/FunctionUtilsTest.java
@@ -340,7 +340,6 @@ public class FunctionUtilsTest {
             public DerivativeStructure value(DerivativeStructure x) {
                 return x.multiply(x);
             }
-
         };
 
         final UnivariateFunction f0 = FunctionUtils.derivative(f, 0);
@@ -352,7 +351,6 @@ public class FunctionUtilsTest {
             Assert.assertEquals(2 * t, f1.value(t), 1.0e-15);
             Assert.assertEquals(2,     f2.value(t), 1.0e-15);
         }
-
     }
 
     @Test
@@ -377,7 +375,6 @@ public class FunctionUtilsTest {
                 DerivativeStructure xy = x.multiply(y);
                 return x2.multiply(a).add(y2.multiply(b)).add(xy.multiply(c));
             }
-
         };
 
         final MultivariateFunction f       = FunctionUtils.derivative(mdf, new int[] { 0, 0 });
@@ -397,7 +394,5 @@ public class FunctionUtilsTest {
                 Assert.assertEquals(c,                                 d2fdxdy.value(new double[] { x, y }), 1.0e-15);
             }
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/MonitoredFunction.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/MonitoredFunction.java
index 53b7515f1..a3ea42ba8 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/MonitoredFunction.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/MonitoredFunction.java
@@ -44,5 +44,4 @@ public class MonitoredFunction implements UnivariateFunction {
 
     private int callsCount;
     private final UnivariateFunction f;
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/QuinticFunction.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/QuinticFunction.java
index 36fa080b1..23383d971 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/QuinticFunction.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/QuinticFunction.java
@@ -37,5 +37,4 @@ public class QuinticFunction implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(DerivativeStructure t) {
         return t.subtract(1).multiply(t.subtract(0.5)).multiply(t).multiply(t.add(0.5)).multiply(t.add(1));
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/SumSincFunction.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/SumSincFunction.java
index 1805caea8..cce70ef90 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/SumSincFunction.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/SumSincFunction.java
@@ -51,5 +51,4 @@ public class SumSincFunction implements MultivariateFunction {
         }
         return factor * sum;
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/XMinus5Function.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/XMinus5Function.java
index d66f8e204..a11ba4207 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/XMinus5Function.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/XMinus5Function.java
@@ -37,5 +37,4 @@ public class XMinus5Function implements UnivariateDifferentiableFunction {
     public DerivativeStructure value(DerivativeStructure t) {
         return t.subtract(5);
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/DSCompilerTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/DSCompilerTest.java
index f4dbec455..8310c3f36 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/DSCompilerTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/DSCompilerTest.java
@@ -126,7 +126,6 @@ public class DSCompilerTest {
         checkIndices(c.getPartialDerivativeOrders(2), 0, 1, 0, 0);
         checkIndices(c.getPartialDerivativeOrders(3), 0, 0, 1, 0);
         checkIndices(c.getPartialDerivativeOrders(4), 0, 0, 0, 1);
-
     }
 
     @Test(expected=DimensionMismatchException.class)
@@ -471,7 +470,5 @@ public class DSCompilerTest {
             }
         }
         return builder.toString();
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructureTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructureTest.java
index b32b020e6..9f1b6c702 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructureTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructureTest.java
@@ -247,7 +247,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
                     DerivativeStructure result = DerivativeStructure.pow(a, ds);
                     checkEquals(reference, result, 1.0e-15);
                 }
-
             }
 
             // negative base: -1^x can be evaluated for integers only, so value is sometimes OK, derivatives are always NaN
@@ -357,7 +356,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
                 }
             }
         }
-
     }
 
     @Test
@@ -408,9 +406,7 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
                                         JdkMath.abs(epsilon * dfdxdydz));
                     Assert.assertEquals(dfdxdydz, dsOther.getPartialDerivative(1, 1, 1),
                                         JdkMath.abs(epsilon * dfdxdydz));
-
                 }
-
             }
         }
     }
@@ -558,11 +554,8 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
                         }
                     }
                 }
-
             }
-
         }
-
     }
 
     @Test
@@ -668,7 +661,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
 
         DerivativeStructure sqrt  = dsX.multiply(dsX).add(dsY.multiply(dsY)).sqrt();
         Assert.assertTrue(Double.isInfinite(sqrt.getValue()));
-
     }
 
     @Test
@@ -696,7 +688,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
         Assert.assertEquals(-1,
                             DerivativeStructure.hypot(dsLarge, dsSmall).getPartialDerivative(0, 1),
                             1.0e-10);
-
     }
 
     @Test
@@ -1026,7 +1017,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
                 DerivativeStructure.atan2(new DerivativeStructure(2, 2, 1, -0.0),
                                           new DerivativeStructure(2, 2, 1, -0.0));
         Assert.assertEquals(-JdkMath.PI, nn.getValue(), 1.0e-15);
-
     }
 
     @Test
@@ -1211,7 +1201,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
         DerivativeStructure plusZero = new DerivativeStructure(1, 1, 0, +0.0);
         Assert.assertEquals(+0.0, plusZero.abs().getPartialDerivative(0), 1.0e-15);
         Assert.assertEquals(+1.0, plusZero.abs().getPartialDerivative(1), 1.0e-15);
-
     }
 
     @Override
@@ -1235,7 +1224,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
         Assert.assertEquals(+0.0, plusZero.signum().getPartialDerivative(0), 1.0e-15);
         Assert.assertEquals(0, Double.doubleToLongBits(plusZero.signum().getValue()));
         Assert.assertEquals( 0.0, plusZero.signum().getPartialDerivative(1), 1.0e-15);
-
     }
 
     @Test
@@ -1252,7 +1240,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
         Assert.assertEquals(+0.0, x.rint().getPartialDerivative(1), 1.0e-15);
         Assert.assertEquals(-2.0, x.subtract(x.getField().getOne()).rint().getPartialDerivative(0), 1.0e-15);
         Assert.assertEquals(-1L, x.round());
-
     }
 
     @Test
@@ -1281,7 +1268,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
         Assert.assertEquals(-1.0, plusOne.copySign(-0.0).getPartialDerivative(1), 1.0e-15);
         Assert.assertEquals(+1.0, plusOne.copySign(Double.NaN).getPartialDerivative(0), 1.0e-15);
         Assert.assertEquals(+1.0, plusOne.copySign(Double.NaN).getPartialDerivative(1), 1.0e-15);
-
     }
 
     @Test
@@ -1448,7 +1434,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
         Assert.assertEquals(a[0].getValue(), abSumInline.getPartialDerivative(0, 0, 0, 1, 0, 0), 1.0e-15);
         Assert.assertEquals(a[1].getValue(), abSumInline.getPartialDerivative(0, 0, 0, 0, 1, 0), 1.0e-15);
         Assert.assertEquals(a[2].getValue(), abSumInline.getPartialDerivative(0, 0, 0, 0, 0, 1), 1.0e-15);
-
     }
 
     @Test
@@ -1474,7 +1459,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
         Assert.assertEquals(a[0], abSumInline.getPartialDerivative(1, 0, 0), 1.0e-15);
         Assert.assertEquals(a[1], abSumInline.getPartialDerivative(0, 1, 0), 1.0e-15);
         Assert.assertEquals(a[2], abSumInline.getPartialDerivative(0, 0, 1), 1.0e-15);
-
     }
 
     @Test
@@ -1517,7 +1501,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
             Assert.assertEquals(v[1].getValue(), lin.getPartialDerivative(0, 1, 0, 0), 1.0e-15 * JdkMath.abs(v[1].getValue()));
             Assert.assertEquals(v[2].getValue(), lin.getPartialDerivative(0, 0, 1, 0), 1.0e-15 * JdkMath.abs(v[2].getValue()));
             Assert.assertEquals(v[3].getValue(), lin.getPartialDerivative(0, 0, 0, 1), 1.0e-15 * JdkMath.abs(v[3].getValue()));
-
         }
     }
 
@@ -1561,7 +1544,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
             Assert.assertEquals(u[1], lin.getPartialDerivative(0, 1, 0, 0), 1.0e-15 * JdkMath.abs(v[1].getValue()));
             Assert.assertEquals(u[2], lin.getPartialDerivative(0, 0, 1, 0), 1.0e-15 * JdkMath.abs(v[2].getValue()));
             Assert.assertEquals(u[3], lin.getPartialDerivative(0, 0, 0, 1), 1.0e-15 * JdkMath.abs(v[3].getValue()));
-
         }
     }
 
@@ -1580,7 +1562,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
             orders[i] = 1;
             Assert.assertEquals(derivatives[i], ds.getPartialDerivative(orders), 1.0e-15);
         }
-
     }
 
     private void checkEquals(DerivativeStructure ds1, DerivativeStructure ds2, double epsilon) {
@@ -1615,9 +1596,6 @@ public class DerivativeStructureTest extends ExtendedFieldElementAbstractTest<De
             if (increment) {
                 return;
             }
-
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/FiniteDifferencesDifferentiatorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/FiniteDifferencesDifferentiatorTest.java
index 764c99924..d0f6efea7 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/FiniteDifferencesDifferentiatorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/FiniteDifferencesDifferentiatorTest.java
@@ -151,7 +151,6 @@ public class FiniteDifferencesDifferentiatorTest {
             Assert.assertEquals(expectedGood[i], maxErrorGood[i], 0.01 * expectedGood[i]);
             Assert.assertEquals(expectedBad[i],  maxErrorBad[i],  0.01 * expectedBad[i]);
         }
-
     }
 
     @Test(expected=NumberIsTooLargeException.class)
@@ -254,7 +253,6 @@ public class FiniteDifferencesDifferentiatorTest {
         // here, we did set the bounds, so evaluations are done within domain
         // using f(0.8), f(0.9), f(1.0)
         Assert.assertEquals(slope, properlyBounded.value(tHigh).getPartialDerivative(1), 1.0e-10);
-
     }
 
     @Test
@@ -276,7 +274,6 @@ public class FiniteDifferencesDifferentiatorTest {
         Assert.assertEquals(0.5 / JdkMath.sqrt(t01.getValue()), sqrt.value(t01).getPartialDerivative(1), 7.0e-3);
         DerivativeStructure t03 = new DerivativeStructure(1, 1, 0, 0.3);
         Assert.assertEquals(0.5 / JdkMath.sqrt(t03.getValue()), sqrt.value(t03).getPartialDerivative(1), 2.1e-7);
-
     }
 
     @Test
@@ -291,7 +288,6 @@ public class FiniteDifferencesDifferentiatorTest {
             public double[] value(double x) {
                 return new double[] { JdkMath.cos(x), JdkMath.sin(x) };
             }
-
         });
 
         for (double x = -10; x < 10; x += 0.1) {
@@ -312,7 +308,6 @@ public class FiniteDifferencesDifferentiatorTest {
             Assert.assertEquals(-cos, y[0].getPartialDerivative(2), 2.0e-11);
             Assert.assertEquals(-sin, y[1].getPartialDerivative(2), 2.0e-11);
         }
-
     }
 
     @Test
@@ -330,7 +325,6 @@ public class FiniteDifferencesDifferentiatorTest {
                     { JdkMath.cosh(x), JdkMath.sinh(x) }
                 };
             }
-
         });
 
         for (double x = -1; x < 1; x += 0.02) {
@@ -362,7 +356,6 @@ public class FiniteDifferencesDifferentiatorTest {
             Assert.assertEquals( cosh, y[1][0].getPartialDerivative(2), 6.0e-12);
             Assert.assertEquals( sinh, y[1][1].getPartialDerivative(2), 6.0e-12);
         }
-
     }
 
     @Test
@@ -398,5 +391,4 @@ public class FiniteDifferencesDifferentiatorTest {
            Assert.assertEquals(expectedError[i], maxError[i], 0.01 * expectedError[i]);
        }
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/GradientFunctionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/GradientFunctionTest.java
index b518a8dd7..ff06e0f53 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/GradientFunctionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/GradientFunctionTest.java
@@ -84,7 +84,5 @@ public class GradientFunctionTest {
             }
             return gradient;
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/JacobianFunctionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/JacobianFunctionTest.java
index 696a9ebbe..428d184d9 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/JacobianFunctionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/JacobianFunctionTest.java
@@ -91,7 +91,5 @@ public class JacobianFunctionTest {
                 {  radius * cLat,         0  }
             };
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradientTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradientTest.java
index 2a4649174..4766ff0d5 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradientTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradientTest.java
@@ -250,7 +250,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
                     SparseGradient result = SparseGradient.pow(a, sg);
                     Assert.assertEquals(reference, result);
                 }
-
             }
 
             // negative base: -1^x can be evaluated for integers only, so value is sometimes OK, derivatives are always NaN
@@ -279,9 +278,7 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
             Assert.assertEquals(Double.NEGATIVE_INFINITY, zeroZero.getDerivative(0), 1.0e-15);
             Assert.assertEquals(0.0, zeroZero.getDerivative(1), 1.0e-15);
             Assert.assertEquals(0.0, zeroZero.getDerivative(2), 1.0e-15);
-
         }
-
     }
 
     @Test
@@ -306,9 +303,7 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
                     // df/dx = 1 + 5 y + 24 (8 z x - y)^2 z
                     double dfdx = 1 + 5 * y + 24 * z * JdkMath.pow(8 * z * x - y, 2);
                     Assert.assertEquals(dfdx, sg.getDerivative(0), JdkMath.abs(epsilon * dfdx));
-
                 }
-
             }
         }
     }
@@ -375,7 +370,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
             Assert.assertTrue(Double.isInfinite(rootN.getDerivative(0)));
             Assert.assertTrue(rootN.getDerivative(0) > 0);
         }
-
     }
 
     @Test
@@ -432,7 +426,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
                 SparseGradient ref = sgX.multiply(sgX).add(sgY.multiply(sgY)).sqrt();
                 SparseGradient zero = hypot.subtract(ref);
                 checkF0F1(zero, 0.0, 0.0, 0.0);
-
             }
         }
     }
@@ -449,7 +442,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
 
         SparseGradient sqrt  = sgX.multiply(sgX).add(sgY.multiply(sgY)).sqrt();
         Assert.assertTrue(Double.isInfinite(sqrt.getValue()));
-
     }
 
     @Test
@@ -477,7 +469,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
         Assert.assertEquals(-1,
                             SparseGradient.hypot(sgLarge, sgSmall).getDerivative(1),
                             1.0e-10);
-
     }
 
     @Test
@@ -695,7 +686,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
                 SparseGradient.atan2(SparseGradient.createVariable(1, -0.0),
                                           SparseGradient.createVariable(1, -0.0));
         Assert.assertEquals(-JdkMath.PI, nn.getValue(), 1.0e-15);
-
     }
 
     @Test
@@ -834,7 +824,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
         SparseGradient plusZero = SparseGradient.createVariable(0, +0.0);
         Assert.assertEquals(+0.0, plusZero.abs().getValue(), 1.0e-15);
         Assert.assertEquals(+1.0, plusZero.abs().getDerivative(0), 1.0e-15);
-
     }
 
     @Override
@@ -858,7 +847,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
         Assert.assertEquals(+0.0, plusZero.signum().getValue(), 1.0e-15);
         Assert.assertEquals(0, Double.doubleToLongBits(plusZero.signum().getValue()));
         Assert.assertEquals( 0.0, plusZero.signum().getDerivative(0), 1.0e-15);
-
     }
 
     @Test
@@ -875,7 +863,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
         Assert.assertEquals(+0.0, x.rint().getDerivative(0), 1.0e-15);
         Assert.assertEquals(-2.0, x.subtract(x.getField().getOne()).rint().getValue(), 1.0e-15);
         Assert.assertEquals(-1L, x.round(), 1.0e-15);
-
     }
 
     @Test
@@ -904,7 +891,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
         Assert.assertEquals(-1.0, plusOne.copySign(-0.0).getDerivative(0), 1.0e-15);
         Assert.assertEquals(+1.0, plusOne.copySign(Double.NaN).getValue(), 1.0e-15);
         Assert.assertEquals(+1.0, plusOne.copySign(Double.NaN).getDerivative(0), 1.0e-15);
-
     }
 
     @Test
@@ -989,7 +975,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
         Assert.assertEquals(a[0].getValue(), abSumInline.getDerivative(3), 1.0e-15);
         Assert.assertEquals(a[1].getValue(), abSumInline.getDerivative(4), 1.0e-15);
         Assert.assertEquals(a[2].getValue(), abSumInline.getDerivative(5), 1.0e-15);
-
     }
 
     @Test
@@ -1015,7 +1000,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
         Assert.assertEquals(a[0], abSumInline.getDerivative(0), 1.0e-15);
         Assert.assertEquals(a[1], abSumInline.getDerivative(1), 1.0e-15);
         Assert.assertEquals(a[2], abSumInline.getDerivative(2), 1.0e-15);
-
     }
 
     @Test
@@ -1058,7 +1042,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
             Assert.assertEquals(v[1].getValue(), lin.getDerivative(1), 1.0e-15 * JdkMath.abs(v[1].getValue()));
             Assert.assertEquals(v[2].getValue(), lin.getDerivative(2), 1.0e-15 * JdkMath.abs(v[2].getValue()));
             Assert.assertEquals(v[3].getValue(), lin.getDerivative(3), 1.0e-15 * JdkMath.abs(v[3].getValue()));
-
         }
     }
 
@@ -1102,7 +1085,6 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
             Assert.assertEquals(u[1], lin.getDerivative(1), 1.0e-15 * JdkMath.abs(v[1].getValue()));
             Assert.assertEquals(u[2], lin.getDerivative(2), 1.0e-15 * JdkMath.abs(v[2].getValue()));
             Assert.assertEquals(u[3], lin.getDerivative(3), 1.0e-15 * JdkMath.abs(v[3].getValue()));
-
         }
     }
 
@@ -1115,7 +1097,5 @@ public class SparseGradientTest extends ExtendedFieldElementAbstractTest<SparseG
         for (int i = 0; i < derivatives.length; ++i) {
             Assert.assertEquals(derivatives[i], sg.getDerivative(i), 1.0e-13);
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/BivariateFunctionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/BivariateFunctionTest.java
index d68ab002a..fee8102a9 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/BivariateFunctionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/BivariateFunctionTest.java
@@ -40,5 +40,4 @@ public class BivariateFunctionTest {
         Assert.assertEquals(5, subtract.value(10,5), EPS);
         Assert.assertEquals(-5, subtract.value(5,10), EPS);
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/SqrtTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/SqrtTest.java
index 81b99c87b..d17f3b63a 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/SqrtTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/SqrtTest.java
@@ -68,5 +68,4 @@ public class SqrtTest {
        Assert.assertEquals(-0.49526417598485072465,   s.getPartialDerivative(4), 1.0e-16);
        Assert.assertEquals(1.4445205132891479465,  s.getPartialDerivative(5), 5.0e-16);
    }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/UnivariateDifferentiableFunctionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/UnivariateDifferentiableFunctionTest.java
index 1af604d0a..3ec7b452b 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/UnivariateDifferentiableFunctionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/UnivariateDifferentiableFunctionTest.java
@@ -223,5 +223,4 @@ public class UnivariateDifferentiableFunctionTest {
         Assert.assertEquals(a, tanh.value(JdkMath.atanh(a)), EPS);
         Assert.assertEquals(1/JdkMath.pow(JdkMath.cosh(a),2), tanh.value(new DerivativeStructure(1,1,0,a)).getPartialDerivative(1), EPS);
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/UnivariateFunctionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/UnivariateFunctionTest.java
index da7d5e4fb..e66423fa4 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/UnivariateFunctionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/function/UnivariateFunctionTest.java
@@ -120,5 +120,4 @@ public class UnivariateFunctionTest {
     private double expectedUlp(double x) {
         return JdkMath.abs(x - Double.longBitsToDouble(Double.doubleToRawLongBits(x) ^ 1));
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/IterativeLegendreGaussIntegratorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/IterativeLegendreGaussIntegratorTest.java
index c2ad3fe1f..2fae6bb09 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/IterativeLegendreGaussIntegratorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/IterativeLegendreGaussIntegratorTest.java
@@ -106,7 +106,6 @@ public class IterativeLegendreGaussIntegratorTest {
                     Assert.assertEquals(n + " " + degree + " " + i, reference, result, 1.0e-12 * (1.0 + JdkMath.abs(reference)));
                 }
             }
-
         }
     }
 
@@ -162,7 +161,6 @@ public class IterativeLegendreGaussIntegratorTest {
         int eval2   = gauss.getEvaluations();
         Assert.assertEquals(maxX * value, sum1 + sum2, 1.0e-7);
         Assert.assertTrue(eval1 + eval2 < 200);
-
     }
 
     private double exactIntegration(PolynomialFunction p, double a, double b) {
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/MidPointIntegratorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/MidPointIntegratorTest.java
index f02257ba8..2cab20a82 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/MidPointIntegratorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/MidPointIntegratorTest.java
@@ -71,7 +71,6 @@ public final class MidPointIntegratorTest {
         Assert.assertTrue(integrator.getIterations() < NUM_ITER);
         Assert.assertEquals(expectedEvaluations(integrator.getIterations()), integrator.getEvaluations());
         Assert.assertEquals(expected, result, tolerance);
-
     }
 
     /**
@@ -101,7 +100,6 @@ public final class MidPointIntegratorTest {
         Assert.assertTrue(integrator.getIterations() < NUM_ITER);
         Assert.assertEquals(expectedEvaluations(integrator.getIterations()), integrator.getEvaluations());
         Assert.assertEquals(expected, result, tolerance);
-
     }
 
     /**
@@ -140,7 +138,6 @@ public final class MidPointIntegratorTest {
         Assert.assertTrue(integrator.getIterations() < NUM_ITER);
         Assert.assertEquals(expectedEvaluations(integrator.getIterations()), integrator.getEvaluations());
         Assert.assertEquals(expected, result, tolerance);
-
     }
 
     /**
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/TrapezoidIntegratorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/TrapezoidIntegratorTest.java
index b09506a45..44273d6c7 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/TrapezoidIntegratorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/integration/TrapezoidIntegratorTest.java
@@ -96,7 +96,6 @@ public final class TrapezoidIntegratorTest {
         Assert.assertTrue(integrator.getEvaluations() < 5000);
         Assert.assertTrue(integrator.getIterations()  < 15);
         Assert.assertEquals(expected, result, tolerance);
-
     }
 
     /**
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolatorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolatorTest.java
index fa4208642..9f483c357 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolatorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolatorTest.java
@@ -126,9 +126,7 @@ public class FieldHermiteInterpolatorTest {
                                         1.0e-8 * JdkMath.abs(p[k].value(x.getReal())));
                 }
             }
-
         }
-
     }
 
     @Test
@@ -178,7 +176,6 @@ public class FieldHermiteInterpolatorTest {
                                         4.0e-8 * JdkMath.abs(p[k].value(x.getReal())));
                 }
             }
-
         }
     }
 
@@ -271,6 +268,5 @@ public class FieldHermiteInterpolatorTest {
         interpolator.addSamplePoint(Dfp25.of(1), new Dfp[] { Dfp25.of(0) });
         interpolator.addSamplePoint(Dfp25.of(1), new Dfp[] { Dfp25.of(1) });
     }
-
 }
 
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/interpolation/HermiteInterpolatorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/interpolation/HermiteInterpolatorTest.java
index e984fc720..5b583159d 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/interpolation/HermiteInterpolatorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/interpolation/HermiteInterpolatorTest.java
@@ -111,7 +111,6 @@ public class HermiteInterpolatorTest {
             for (int k = 0; k < p.length; ++k) {
                 checkPolynomial(p[k], result[k]);
             }
-
         }
     }
 
@@ -157,7 +156,6 @@ public class HermiteInterpolatorTest {
             for (int k = 0; k < p.length; ++k) {
                 checkPolynomial(p[k], result[k]);
             }
-
         }
     }
 
@@ -252,6 +250,5 @@ public class HermiteInterpolatorTest {
             Assert.assertEquals(0.0, cR[i], 1.0e-9);
         }
     }
-
 }
 
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonFormTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonFormTest.java
index 2ea0a0536..ec2b84a7e 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonFormTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonFormTest.java
@@ -159,7 +159,6 @@ public final class PolynomialFunctionNewtonFormTest {
             Assert.assertEquals(6.0,         y.getPartialDerivative(3), eps * 6.0);
             Assert.assertEquals(0.0,         y.getPartialDerivative(4), eps);
         }
-
     }
 
     /**
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialsUtilsTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialsUtilsTest.java
index ca38645e6..be1369fed 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialsUtilsTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialsUtilsTest.java
@@ -41,7 +41,6 @@ public class PolynomialsUtilsTest {
         checkPolynomial(PolynomialsUtils.createChebyshevPolynomial(6), "-1 + 18 x^2 - 48 x^4 + 32 x^6");
         checkPolynomial(PolynomialsUtils.createChebyshevPolynomial(5), "5 x - 20 x^3 + 16 x^5");
         checkPolynomial(PolynomialsUtils.createChebyshevPolynomial(4), "1 - 8 x^2 + 8 x^4");
-
     }
 
     @Test
@@ -71,7 +70,6 @@ public class PolynomialsUtilsTest {
             PolynomialFunction Tk2g2 = Tk2.multiply(g2);
 
             checkNullPolynomial(Tk0g0.add(Tk1g1.add(Tk2g2)));
-
         }
     }
 
@@ -103,7 +101,6 @@ public class PolynomialsUtilsTest {
         checkPolynomial(PolynomialsUtils.createHermitePolynomial(6), "-120 + 720 x^2 - 480 x^4 + 64 x^6");
         checkPolynomial(PolynomialsUtils.createHermitePolynomial(5), "120 x - 160 x^3 + 32 x^5");
         checkPolynomial(PolynomialsUtils.createHermitePolynomial(4), "12 - 48 x^2 + 16 x^4");
-
     }
 
     @Test
@@ -123,7 +120,6 @@ public class PolynomialsUtilsTest {
             PolynomialFunction Hk2g2 = Hk2.multiply(g2);
 
             checkNullPolynomial(Hk0g0.add(Hk1g1.add(Hk2g2)));
-
         }
     }
 
@@ -161,7 +157,6 @@ public class PolynomialsUtilsTest {
         "120 - 600 x + 600 x^2 - 200 x^3 + 25 x^4 - x^5");
         checkPolynomial(PolynomialsUtils.createLaguerrePolynomial(4),   24L,
         "24 - 96 x + 72 x^2 - 16 x^3 + x^4");
-
     }
 
     @Test
@@ -181,7 +176,6 @@ public class PolynomialsUtilsTest {
             PolynomialFunction Lk2g2 = Lk2.multiply(g2);
 
             checkNullPolynomial(Lk0g0.add(Lk1g1.add(Lk2g2)));
-
         }
     }
 
@@ -213,7 +207,6 @@ public class PolynomialsUtilsTest {
         checkPolynomial(PolynomialsUtils.createLegendrePolynomial(6), 16L, "-5 + 105 x^2 - 315 x^4 + 231 x^6");
         checkPolynomial(PolynomialsUtils.createLegendrePolynomial(5),  8L, "15 x - 70 x^3 + 63 x^5");
         checkPolynomial(PolynomialsUtils.createLegendrePolynomial(4),  8L, "3 - 30 x^2 + 35 x^4");
-
     }
 
     @Test
@@ -233,7 +226,6 @@ public class PolynomialsUtilsTest {
             PolynomialFunction Pk2g2 = Pk2.multiply(g2);
 
             checkNullPolynomial(Pk0g0.add(Pk1g1.add(Pk2g2)));
-
         }
     }
 
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BaseSecantSolverAbstractTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BaseSecantSolverAbstractTest.java
index b057aad37..59cacb58b 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BaseSecantSolverAbstractTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BaseSecantSolverAbstractTest.java
@@ -255,5 +255,4 @@ public abstract class BaseSecantSolverAbstractTest {
                                                        allowedSolution);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BracketingNthOrderBrentSolverTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BracketingNthOrderBrentSolverTest.java
index 853898201..a0ef34c91 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BracketingNthOrderBrentSolverTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BracketingNthOrderBrentSolverTest.java
@@ -140,7 +140,6 @@ public final class BracketingNthOrderBrentSolverTest extends BaseSecantSolverAbs
                 return x.subtract(1).multiply(x).multiply(x).subtract(1);
             }
         });
-
     }
 
     private void compare(TestFunction f) {
@@ -174,7 +173,6 @@ public final class BracketingNthOrderBrentSolverTest extends BaseSecantSolverAbs
         final int weightedNewtonEvaluations = 2 * newton.getEvaluations();
 
         Assert.assertTrue(weightedBracketingEvaluations < weightedNewtonEvaluations);
-
     }
 
     private abstract static class TestFunction implements UnivariateDifferentiableFunction {
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BrentSolverTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BrentSolverTest.java
index fc2dfdd6f..90322cf96 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BrentSolverTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/BrentSolverTest.java
@@ -258,7 +258,6 @@ public final class BrentSolverTest {
                 public double value(double x) {
                     return func.value(new DerivativeStructure(1, 1, 0, x)).getPartialDerivative(1);
                 }
-
             };
 
         BrentSolver solver = new BrentSolver();
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolverTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolverTest.java
index 45b607edb..b1b93b659 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolverTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolverTest.java
@@ -127,7 +127,6 @@ public final class FieldBracketingNthOrderBrentSolverTest {
                 }
             }, 200, -0.5, 1.5, allowed);
         }
-
     }
 
     private void check(RealFieldUnivariateFunction<Dfp> f, int maxEval, double min, double max,
@@ -175,5 +174,4 @@ public final class FieldBracketingNthOrderBrentSolverTest {
     private Dfp      absoluteAccuracy;
     private Dfp      relativeAccuracy;
     private Dfp      functionValueAccuracy;
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/field/ExtendedFieldElementAbstractTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/field/ExtendedFieldElementAbstractTest.java
index 248e878e4..e2352e40a 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/field/ExtendedFieldElementAbstractTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/field/ExtendedFieldElementAbstractTest.java
@@ -554,5 +554,4 @@ public abstract class ExtendedFieldElementAbstractTest<T extends RealFieldElemen
         }
         return f;
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/EvaluationRmsCheckerTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/EvaluationRmsCheckerTest.java
index d8308d7d8..9457fa157 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/EvaluationRmsCheckerTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/EvaluationRmsCheckerTest.java
@@ -99,5 +99,4 @@ public class EvaluationRmsCheckerTest {
             }
         };
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithCholeskyTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithCholeskyTest.java
index 491cb7539..7e87211e4 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithCholeskyTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithCholeskyTest.java
@@ -129,5 +129,4 @@ public class GaussNewtonOptimizerWithCholeskyTest
             //expected for QR
         }
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithLUTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithLUTest.java
index 7e90a42dd..2520a2566 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithLUTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithLUTest.java
@@ -129,5 +129,4 @@ public class GaussNewtonOptimizerWithLUTest
             //expected for QR
         }
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithQRTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithQRTest.java
index 49ee3cef7..2e22a9df5 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithQRTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/GaussNewtonOptimizerWithQRTest.java
@@ -115,5 +115,4 @@ public class GaussNewtonOptimizerWithQRTest
             //expected for QR
         }
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/LevenbergMarquardtOptimizerTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/LevenbergMarquardtOptimizerTest.java
index 64e8969b3..ba3960549 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/LevenbergMarquardtOptimizerTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/LevenbergMarquardtOptimizerTest.java
@@ -136,7 +136,6 @@ public class LevenbergMarquardtOptimizerTest
 
             Assert.assertTrue(!shouldFail);
             //TODO check it got the right answer
-
         } catch (DimensionMismatchException ee) {
             Assert.assertTrue(shouldFail);
         } catch (TooManyEvaluationsException ee) {
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/BinaryChromosomeTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/BinaryChromosomeTest.java
index ac6eef0dc..fc358c981 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/BinaryChromosomeTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/BinaryChromosomeTest.java
@@ -62,5 +62,4 @@ public class BinaryChromosomeTest {
         Assert.assertFalse(c1.isSame(c5));
         Assert.assertTrue(c1.isSame(c6));
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/BinaryMutationTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/BinaryMutationTest.java
index cd88ced15..799ea0b8a 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/BinaryMutationTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/BinaryMutationTest.java
@@ -41,5 +41,4 @@ public class BinaryMutationTest {
             Assert.assertEquals(1, numDifferent);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ChromosomeTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ChromosomeTest.java
index 77695c301..d687593c8 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ChromosomeTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ChromosomeTest.java
@@ -115,6 +115,5 @@ public class ChromosomeTest {
         c4.searchForFitnessUpdate(pop);
         Assert.assertEquals(1, c4.getFitness(),0);
     }
-
 }
 
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/DummyBinaryChromosome.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/DummyBinaryChromosome.java
index f4e574b4c..7f63e828f 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/DummyBinaryChromosome.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/DummyBinaryChromosome.java
@@ -41,5 +41,4 @@ public class DummyBinaryChromosome extends BinaryChromosome {
         // uninteresting
         return 0;
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/DummyRandomKey.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/DummyRandomKey.java
index b79b5c80b..1cd29f242 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/DummyRandomKey.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/DummyRandomKey.java
@@ -41,5 +41,4 @@ public class DummyRandomKey extends RandomKey<String> {
         // unimportant
         return 0;
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ElitisticListPopulationTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ElitisticListPopulationTest.java
index 0f5ca0574..c5c3503bc 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ElitisticListPopulationTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ElitisticListPopulationTest.java
@@ -102,5 +102,4 @@ public class ElitisticListPopulationTest {
             return this.fitness;
         }
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/FixedGenerationCountTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/FixedGenerationCountTest.java
index 415d46eb9..16846c1d4 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/FixedGenerationCountTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/FixedGenerationCountTest.java
@@ -66,5 +66,4 @@ public class FixedGenerationCountTest {
         }
         Assert.assertEquals(20, cnt);
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/GeneticAlgorithmTestBinary.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/GeneticAlgorithmTestBinary.java
index a91057cae..5465cd09a 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/GeneticAlgorithmTestBinary.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/GeneticAlgorithmTestBinary.java
@@ -71,7 +71,6 @@ public class GeneticAlgorithmTestBinary {
 
         Assert.assertTrue(bestFinal.compareTo(bestInitial) > 0);
         Assert.assertEquals(NUM_GENERATIONS, ga.getGenerationsEvolved());
-
     }
 
 
@@ -120,6 +119,5 @@ public class GeneticAlgorithmTestBinary {
         public AbstractListChromosome<Integer> newFixedLengthChromosome(List<Integer> chromosomeRepresentation) {
             return new FindOnes(chromosomeRepresentation);
         }
-
     }
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ListPopulationTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ListPopulationTest.java
index c8e201143..8537f5c66 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ListPopulationTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/ListPopulationTest.java
@@ -216,5 +216,4 @@ public class ListPopulationTest {
 
         population.setPopulationLimit(2);
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/NPointCrossoverTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/NPointCrossoverTest.java
index 2b49b0939..d1a2c734b 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/NPointCrossoverTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/NPointCrossoverTest.java
@@ -127,5 +127,4 @@ public class NPointCrossoverTest {
 
         return crossovers;
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/OnePointCrossoverTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/OnePointCrossoverTest.java
index 1e0fc01c4..fc8fe41e8 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/OnePointCrossoverTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/OnePointCrossoverTest.java
@@ -57,5 +57,4 @@ public class OnePointCrossoverTest {
             Assert.assertEquals(p2[7], c2[7]);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/RandomKeyMutationTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/RandomKeyMutationTest.java
index 2d6069a32..37e5d03b7 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/RandomKeyMutationTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/RandomKeyMutationTest.java
@@ -40,5 +40,4 @@ public class RandomKeyMutationTest {
             Assert.assertEquals(1,changes);
         }
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/RandomKeyTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/RandomKeyTest.java
index 287abc865..d14566e82 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/RandomKeyTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/RandomKeyTest.java
@@ -169,5 +169,4 @@ public class RandomKeyTest {
         Assert.assertEquals("b", decodedData.get(1));
         Assert.assertEquals("c", decodedData.get(2));
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/TournamentSelectionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/TournamentSelectionTest.java
index 585a8c380..126b556a8 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/TournamentSelectionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/genetics/TournamentSelectionTest.java
@@ -53,5 +53,4 @@ public class TournamentSelectionTest {
             return this.fitness;
         }
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/ArrayFieldVectorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/ArrayFieldVectorTest.java
index 9f916d555..4c1301efb 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/ArrayFieldVectorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/ArrayFieldVectorTest.java
@@ -279,7 +279,6 @@ public class ArrayFieldVectorTest {
         public T[] toArray() {
             return data.clone();
         }
-
     }
 
     @Test
@@ -351,7 +350,6 @@ public class ArrayFieldVectorTest {
         ArrayFieldVector<Dfp> v9 = new ArrayFieldVector<>((FieldVector<Dfp>) v1, (FieldVector<Dfp>) v3);
         Assert.assertEquals(10, v9.getDimension());
         Assert.assertEquals(Dfp25.of(1), v9.getEntry(7));
-
     }
 
     @Test
@@ -447,7 +445,6 @@ public class ArrayFieldVectorTest {
         Assert.assertEquals(vout10, vout10_2);
         vout10_2.setEntry(0, Dfp25.of(11, 10));
         Assert.assertNotSame(vout10, vout10_2);
-
     }
 
     @Test
@@ -508,7 +505,6 @@ public class ArrayFieldVectorTest {
         v_mapInvToSelf.mapInvToSelf();
         Dfp[] result_mapInvToSelf = {Dfp25.of(1),Dfp25.of(1, 2),Dfp25.of(1, 3)};
         checkArray("compare vectors" ,result_mapInvToSelf,v_mapInvToSelf.toArray());
-
     }
 
     @Test
@@ -577,7 +573,6 @@ public class ArrayFieldVectorTest {
         FieldVector<Dfp> v_projection_2 = v1.projection(v2_t);
         Dfp[] result_projection_2 = {Dfp25.of(128, 77), Dfp25.of(160, 77), Dfp25.of(192, 77)};
         checkArray("compare vect", v_projection_2.toArray(), result_projection_2);
-
     }
 
     @Test
@@ -613,7 +608,6 @@ public class ArrayFieldVectorTest {
         } catch (MathIllegalArgumentException ex) {
             // expected behavior
         }
-
     }
 
     @Test
@@ -653,7 +647,6 @@ public class ArrayFieldVectorTest {
         Assert.assertEquals(0, new ArrayFieldVector<>(Dfp25.getField(), new Dfp[0]).getDimension());
         Assert.assertEquals(0, new ArrayFieldVector<>(Dfp25.getField(), new Dfp[0], true).getDimension());
         Assert.assertEquals(0, new ArrayFieldVector<>(Dfp25.getField(), new Dfp[0], false).getDimension());
-
     }
 
     @Test
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/ArrayRealVectorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/ArrayRealVectorTest.java
index f303025b9..9d0e6aafe 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/ArrayRealVectorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/ArrayRealVectorTest.java
@@ -142,7 +142,6 @@ public class ArrayRealVectorTest extends RealVectorAbstractTest {
         Assert.assertEquals("testData len", 12, v14.getDimension());
         Assert.assertEquals("testData is 9.0 ", 9.0, v14.getEntry(2), 0);
         Assert.assertEquals("testData is 1.0 ", 1.0, v14.getEntry(3), 0);
-
     }
 
     @Test
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BiDiagonalTransformerTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BiDiagonalTransformerTest.java
index 98dd49ce8..2e6e0eadb 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BiDiagonalTransformerTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BiDiagonalTransformerTest.java
@@ -52,7 +52,6 @@ public class BiDiagonalTransformerTest {
         Assert.assertEquals(n, transformer.getB().getColumnDimension());
         Assert.assertEquals(n, transformer.getV().getRowDimension());
         Assert.assertEquals(n, transformer.getV().getColumnDimension());
-
     }
 
     @Test
@@ -155,7 +154,6 @@ public class BiDiagonalTransformerTest {
         Assert.assertSame(u, transformer.getU());
         Assert.assertSame(b, transformer.getB());
         Assert.assertSame(v, transformer.getV());
-
     }
 
     @Test
@@ -188,7 +186,6 @@ public class BiDiagonalTransformerTest {
         Assert.assertSame(u, transformer.getU());
         Assert.assertSame(b, transformer.getB());
         Assert.assertSame(v, transformer.getV());
-
     }
 
     @Test
@@ -197,5 +194,4 @@ public class BiDiagonalTransformerTest {
         Assert.assertTrue(new BiDiagonalTransformer(MatrixUtils.createRealMatrix(testNonSquare)).isUpperBiDiagonal());
         Assert.assertFalse(new BiDiagonalTransformer(MatrixUtils.createRealMatrix(testNonSquare).transpose()).isUpperBiDiagonal());
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BigRealFieldTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BigRealFieldTest.java
index 7d1ca42dc..52db3d96f 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BigRealFieldTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BigRealFieldTest.java
@@ -39,5 +39,4 @@ public class BigRealFieldTest {
         BigRealField field = BigRealField.getInstance();
         Assert.assertSame(field, TestUtils.serializeAndRecover(field));
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BigRealTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BigRealTest.java
index 4e8c34832..815635683 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BigRealTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BigRealTest.java
@@ -82,7 +82,6 @@ public class BigRealTest {
         Assert.assertEquals(0, first.compareTo(third));
         Assert.assertEquals(1, first.compareTo(second));
         Assert.assertEquals(-1, second.compareTo(first));
-
     }
 
     @Test
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrixTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrixTest.java
index 9974cccc9..13b54cd3d 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrixTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrixTest.java
@@ -326,7 +326,6 @@ public final class BlockFieldMatrixTest {
                 Assert.assertEquals(Dfp25.of((i + 30) * 11 + (j + 32), 11), sub4.getEntry(i, j));
             }
         }
-
     }
 
     //Additional Test for BlockFieldMatrix<Dfp>Test.testMultiply
@@ -566,7 +565,6 @@ public final class BlockFieldMatrixTest {
                             subtract(Dfp25.of(5).multiply(solution[2])).toDouble(),
                             constants[2].toDouble(),
                             0d);
-
     }
 
     // test submatrix accessors
@@ -804,7 +802,6 @@ public final class BlockFieldMatrixTest {
             }
         }
         Assert.assertEquals(sub, m.getRowMatrix(2));
-
     }
 
     @Test
@@ -868,7 +865,6 @@ public final class BlockFieldMatrixTest {
             }
         }
         Assert.assertEquals(sub, m.getColumnMatrix(2));
-
     }
 
     @Test
@@ -930,7 +926,6 @@ public final class BlockFieldMatrixTest {
             }
         }
         Assert.assertEquals(sub, m.getRowVector(2));
-
     }
 
     @Test
@@ -992,7 +987,6 @@ public final class BlockFieldMatrixTest {
             }
         }
         Assert.assertEquals(sub, m.getColumnVector(2));
-
     }
 
     private FieldVector<Dfp> columnToVector(Dfp[][] column) {
@@ -1060,7 +1054,6 @@ public final class BlockFieldMatrixTest {
             }
         }
         checkArrays(sub, m.getRow(2));
-
     }
 
     @Test
@@ -1123,7 +1116,6 @@ public final class BlockFieldMatrixTest {
             }
         }
         checkArrays(sub, m.getColumn(2));
-
     }
 
     private Dfp[] columnToArray(Dfp[][] column) {
@@ -1328,7 +1320,6 @@ public final class BlockFieldMatrixTest {
             Assert.assertEquals(Dfp25.of(0), m.getEntry(0, j));
             Assert.assertEquals(Dfp25.of(0), m.getEntry(rows - 1, j));
         }
-
     }
 
     @Test
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BlockRealMatrixTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BlockRealMatrixTest.java
index cab4a577f..1a2db5faa 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BlockRealMatrixTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BlockRealMatrixTest.java
@@ -283,7 +283,6 @@ public final class BlockRealMatrixTest {
                 Assert.assertEquals((i + 30) + (j + 62) / 1024.0, sub4.getEntry(i, j), 0);
             }
         }
-
     }
 
     //Additional Test for BlockRealMatrixTest.testMultiply
@@ -578,7 +577,6 @@ public final class BlockRealMatrixTest {
             }
         }
         Assert.assertEquals(sub, m.getSubMatrix(2, n - 3, 2, n - 3));
-
     }
 
     @Test
@@ -776,7 +774,6 @@ public final class BlockRealMatrixTest {
             }
         }
         Assert.assertEquals(sub, m.getColumnMatrix(2));
-
     }
 
     @Test
@@ -1222,7 +1219,6 @@ public final class BlockRealMatrixTest {
             Assert.assertEquals(0.0, m.getEntry(0, j), 0);
             Assert.assertEquals(0.0, m.getEntry(rows - 1, j), 0);
         }
-
     }
 
     @Test
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/CholeskyDecompositionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/CholeskyDecompositionTest.java
index f49d2cd4a..fd3432430 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/CholeskyDecompositionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/CholeskyDecompositionTest.java
@@ -74,7 +74,6 @@ public class CholeskyDecompositionTest {
                 {-0.09376327,  0.10400408, 0.07137959, 0.04762857 },
                 { 0.30328980,  0.07137959, 0.30458776, 0.04882449 },
                 { 0.04909388,  0.04762857, 0.04882449, 0.07543265 }
-
         }));
     }
 
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/CholeskySolverTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/CholeskySolverTest.java
index ee71ea521..931de9468 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/CholeskySolverTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/CholeskySolverTest.java
@@ -96,7 +96,6 @@ public class CholeskySolverTest {
                          solver.solve(v).subtract(xRef.getColumnVector(i)).getNorm(),
                          1.0e-13);
         }
-
     }
 
     /** test determinant */
@@ -108,5 +107,4 @@ public class CholeskySolverTest {
     private double getDeterminant(RealMatrix m) {
         return new CholeskyDecomposition(m).getDeterminant();
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/DiagonalMatrixTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/DiagonalMatrixTest.java
index eb2d0cf46..c63d25bb2 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/DiagonalMatrixTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/DiagonalMatrixTest.java
@@ -73,7 +73,6 @@ public class DiagonalMatrixTest {
         // Check that the underlying is referenced.
         d[0] = 0;
         Assert.assertEquals(d[0], m.getEntry(0, 0), 0.0);
-
     }
 
     @Test(expected=DimensionMismatchException.class)
@@ -364,5 +363,4 @@ public class DiagonalMatrixTest {
         TestUtils.assertEquals("DiagonalMatrix.inverse() returns wrong result",
                 MatrixUtils.createRealIdentityMatrix(data.length), result, Math.ulp(1d));
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/EigenDecompositionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/EigenDecompositionTest.java
index 8ad86d564..735dbc0fb 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/EigenDecompositionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/EigenDecompositionTest.java
@@ -156,7 +156,6 @@ public class EigenDecompositionTest {
             Assert.assertEquals(refEigenValues[i], eigenValues[i], 1.0e-5);
             Assert.assertEquals(0, refEigenVectors[i].subtract(decomposition.getEigenvector(i)).getNorm(), 2.0e-7);
         }
-
     }
 
     @Test
@@ -203,7 +202,6 @@ public class EigenDecompositionTest {
                 Assert.assertEquals(0, refEigenVectors[i].subtract(decomposition.getEigenvector(i)).getNorm(), 1.0e-5);
             }
         }
-
     }
 
     @Test
@@ -248,7 +246,6 @@ public class EigenDecompositionTest {
                 Assert.assertEquals(0, refEigenVectors[i].subtract(decomposition.getEigenvector(i)).getNorm(), 1.0e-5);
             }
         }
-
     }
 
     /** test a matrix already in tridiagonal form. */
@@ -273,7 +270,6 @@ public class EigenDecompositionTest {
         for (int i = 0; i < ref.length; ++i) {
             Assert.assertEquals(ref[ref.length - i - 1], eigenValues[i], 2.0e-14);
         }
-
     }
 
     /** test dimensions */
@@ -774,11 +770,9 @@ public class EigenDecompositionTest {
                 for (int j = 0; j < size; ++j) {
                     dataI[j] *= inv;
                 }
-
             } while (norm2 * size < 0.01);
         }
 
         return MatrixUtils.createRealMatrix(data);
-
     }
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/FieldLUDecompositionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/FieldLUDecompositionTest.java
index e7ee1f286..d19599ebb 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/FieldLUDecompositionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/FieldLUDecompositionTest.java
@@ -63,7 +63,6 @@ public class FieldLUDecompositionTest {
         Assert.assertEquals(testData.length, LU.getU().getColumnDimension());
         Assert.assertEquals(testData.length, LU.getP().getRowDimension());
         Assert.assertEquals(testData.length, LU.getP().getColumnDimension());
-
     }
 
     /** test non-square matrix */
@@ -122,7 +121,6 @@ public class FieldLUDecompositionTest {
         Assert.assertNull(lu.getL());
         Assert.assertNull(lu.getU());
         Assert.assertNull(lu.getP());
-
     }
 
     /** test that L is lower triangular with unit diagonal */
@@ -202,7 +200,6 @@ public class FieldLUDecompositionTest {
             Assert.assertEquals(1, oneCount);
             Assert.assertEquals(0, otherCount);
         }
-
     }
 
 
@@ -256,7 +253,6 @@ public class FieldLUDecompositionTest {
         Assert.assertSame(l, lu.getL());
         Assert.assertSame(u, lu.getU());
         Assert.assertSame(p, lu.getP());
-
     }
 
     /** test matrices values */
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/FieldMatrixImplTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/FieldMatrixImplTest.java
index 68e8068ce..fe5f4c94f 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/FieldMatrixImplTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/FieldMatrixImplTest.java
@@ -425,7 +425,6 @@ public final class FieldMatrixImplTest {
                             subtract(Dfp25.of(5).multiply(solution[2])).toDouble(),
                             constants[2].toDouble(),
                             0d);
-
     }
 
     // test submatrix accessors
@@ -967,7 +966,6 @@ public final class FieldMatrixImplTest {
         } catch (MathIllegalArgumentException e) {
             // expected
         }
-
     }
 
     @Test
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/LUDecompositionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/LUDecompositionTest.java
index 929fea228..ef0a26b23 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/LUDecompositionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/LUDecompositionTest.java
@@ -64,7 +64,6 @@ public class LUDecompositionTest {
         Assert.assertEquals(testData.length, LU.getU().getColumnDimension());
         Assert.assertEquals(testData.length, LU.getP().getRowDimension());
         Assert.assertEquals(testData.length, LU.getP().getColumnDimension());
-
     }
 
     /** test non-square matrix */
@@ -118,7 +117,6 @@ public class LUDecompositionTest {
         Assert.assertNull(lu.getL());
         Assert.assertNull(lu.getU());
         Assert.assertNull(lu.getP());
-
     }
 
     /** test that L is lower triangular with unit diagonal */
@@ -193,7 +191,6 @@ public class LUDecompositionTest {
             Assert.assertEquals(1, oneCount);
             Assert.assertEquals(0, otherCount);
         }
-
     }
 
     /** test singular */
@@ -246,7 +243,6 @@ public class LUDecompositionTest {
         Assert.assertSame(l, lu.getL());
         Assert.assertSame(u, lu.getU());
         Assert.assertSame(p, lu.getP());
-
     }
 
     /** test matrices values */
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/OpenIntToDoubleHashMapTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/OpenIntToDoubleHashMapTest.java
index 3afb88c0f..26a7203bc 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/OpenIntToDoubleHashMapTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/OpenIntToDoubleHashMapTest.java
@@ -55,7 +55,6 @@ public class OpenIntToDoubleHashMapTest {
 
         /* Add a few more to cause the table to rehash */
         javaMap.putAll(generate());
-
     }
 
     private Map<Integer, Double> generate() {
@@ -328,5 +327,4 @@ public class OpenIntToDoubleHashMapTest {
         Assert.assertEquals(1, map.size());
         Assert.assertTrue(Precision.equals(value2, map.get(key2), 1));
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/OpenIntToFieldTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/OpenIntToFieldTest.java
index 0e1897a0e..8083ee671 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/OpenIntToFieldTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/OpenIntToFieldTest.java
@@ -56,7 +56,6 @@ public class OpenIntToFieldTest {
 
         /* Add a few more to cause the table to rehash */
         javaMap.putAll(generate());
-
     }
 
     private Map<Integer, Dfp> generate() {
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/QRDecompositionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/QRDecompositionTest.java
index 8969364c8..19477e1e0 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/QRDecompositionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/QRDecompositionTest.java
@@ -63,7 +63,6 @@ public class QRDecompositionTest {
         int    q = (7 * BlockRealMatrix.BLOCK_SIZE) / 4;
         checkDimension(createTestMatrix(r, p, q));
         checkDimension(createTestMatrix(r, q, p));
-
     }
 
     private void checkDimension(RealMatrix m) {
@@ -93,7 +92,6 @@ public class QRDecompositionTest {
         checkAEqualQR(createTestMatrix(r, p, q));
 
         checkAEqualQR(createTestMatrix(r, q, p));
-
     }
 
     private void checkAEqualQR(RealMatrix m) {
@@ -119,7 +117,6 @@ public class QRDecompositionTest {
         checkQOrthogonal(createTestMatrix(r, p, q));
 
         checkQOrthogonal(createTestMatrix(r, q, p));
-
     }
 
     private void checkQOrthogonal(RealMatrix m) {
@@ -152,7 +149,6 @@ public class QRDecompositionTest {
 
         matrix = createTestMatrix(r, p, q);
         checkUpperTriangular(new QRDecomposition(matrix).getR());
-
     }
 
     private void checkUpperTriangular(RealMatrix m) {
@@ -189,7 +185,6 @@ public class QRDecompositionTest {
 
         matrix = createTestMatrix(r, p, q);
         checkTrapezoidal(new QRDecomposition(matrix).getH());
-
     }
 
     private void checkTrapezoidal(RealMatrix m) {
@@ -237,7 +232,6 @@ public class QRDecompositionTest {
         Assert.assertSame(q, qr.getQ());
         Assert.assertSame(r, qr.getR());
         Assert.assertSame(h, qr.getH());
-
     }
 
     @Test(expected=SingularMatrixException.class)
@@ -281,5 +275,4 @@ public class QRDecompositionTest {
         final RealVector b = new ArrayRealVector(new double[]{ 5, 6, 1 });
         new QRDecomposition(a, 1.0e-15).getSolver().solve(b);
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/QRSolverTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/QRSolverTest.java
index 67eb2da6c..43d56ec72 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/QRSolverTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/QRSolverTest.java
@@ -64,7 +64,6 @@ public class QRSolverTest {
 
         solver = new QRDecomposition(MatrixUtils.createRealMatrix(testData4x3)).getSolver();
         Assert.assertTrue(solver.isNonSingular());
-
     }
 
     /** test solve dimension errors */
@@ -138,7 +137,6 @@ public class QRSolverTest {
             final double error = x.subtract(xRef.getColumnVector(i)).getNorm();
             Assert.assertEquals(0, error, 3.0e-16 * xRef.getColumnVector(i).getNorm());
         }
-
     }
 
     @Test
@@ -162,7 +160,6 @@ public class QRSolverTest {
         // despite perturbation, the least square solution should be pretty good
         RealMatrix x = new QRDecomposition(a).getSolver().solve(b);
         Assert.assertEquals(0, x.subtract(xRef).getNorm(), 0.01 * noise * p * q);
-
     }
 
     @Test
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RRQRDecompositionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RRQRDecompositionTest.java
index 6623bb2a8..15e86028f 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RRQRDecompositionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RRQRDecompositionTest.java
@@ -63,7 +63,6 @@ public class RRQRDecompositionTest {
         int    q = (7 * BlockRealMatrix.BLOCK_SIZE) / 4;
         checkDimension(createTestMatrix(r, p, q));
         checkDimension(createTestMatrix(r, q, p));
-
     }
 
     private void checkDimension(RealMatrix m) {
@@ -93,7 +92,6 @@ public class RRQRDecompositionTest {
         checkAPEqualQR(createTestMatrix(r, p, q));
 
         checkAPEqualQR(createTestMatrix(r, q, p));
-
     }
 
     private void checkAPEqualQR(RealMatrix m) {
@@ -119,7 +117,6 @@ public class RRQRDecompositionTest {
         checkQOrthogonal(createTestMatrix(r, p, q));
 
         checkQOrthogonal(createTestMatrix(r, q, p));
-
     }
 
     private void checkQOrthogonal(RealMatrix m) {
@@ -152,7 +149,6 @@ public class RRQRDecompositionTest {
 
         matrix = createTestMatrix(r, p, q);
         checkUpperTriangular(new RRQRDecomposition(matrix).getR());
-
     }
 
     private void checkUpperTriangular(RealMatrix m) {
@@ -189,7 +185,6 @@ public class RRQRDecompositionTest {
 
         matrix = createTestMatrix(r, p, q);
         checkTrapezoidal(new RRQRDecomposition(matrix).getH());
-
     }
 
     private void checkTrapezoidal(RealMatrix m) {
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RRQRSolverTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RRQRSolverTest.java
index fc9af7503..4b5ec8122 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RRQRSolverTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RRQRSolverTest.java
@@ -64,7 +64,6 @@ public class RRQRSolverTest {
 
         solver = new RRQRDecomposition(MatrixUtils.createRealMatrix(testData4x3), 1.0e-16).getSolver();
         Assert.assertTrue(solver.isNonSingular());
-
     }
 
     /** test solve dimension errors */
@@ -85,7 +84,6 @@ public class RRQRSolverTest {
         } catch (MathIllegalArgumentException iae) {
             // expected behavior
         }
-
     }
 
     /** test solve rank errors */
@@ -106,7 +104,6 @@ public class RRQRSolverTest {
         } catch (SingularMatrixException iae) {
             // expected behavior
         }
-
     }
 
     /** test solve */
@@ -141,7 +138,6 @@ public class RRQRSolverTest {
             final double error = x.subtract(xRef.getColumnVector(i)).getNorm();
             Assert.assertEquals(0, error, 3.0e-16 * xRef.getColumnVector(i).getNorm());
         }
-
     }
 
     @Test
@@ -165,7 +161,6 @@ public class RRQRSolverTest {
         // despite perturbation, the least square solution should be pretty good
         RealMatrix x = new RRQRDecomposition(a).getSolver().solve(b);
         Assert.assertEquals(0, x.subtract(xRef).getNorm(), 0.01 * noise * p * q);
-
     }
 
     @Test
@@ -185,7 +180,6 @@ public class RRQRSolverTest {
         // the last permuted unknown should have been set to 0
         RealMatrix permuted = rrqrd.getP().transpose().multiply(x);
         Assert.assertEquals(0.0, permuted.getSubMatrix(p, q - 1, 0, permuted.getColumnDimension() - 1).getNorm(), 0);
-
     }
 
     private RealMatrix createTestMatrix(final Random r, final int rows, final int columns) {
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RealVectorAbstractTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RealVectorAbstractTest.java
index 456f667e2..926b879d6 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RealVectorAbstractTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RealVectorAbstractTest.java
@@ -691,7 +691,6 @@ public abstract class RealVectorAbstractTest {
             expected += JdkMath.abs(data[i]);
         }
         Assert.assertEquals("", expected, actual, 0d);
-
     }
 
     private void doTestGetLInfDistance(final boolean mixed) {
@@ -740,7 +739,6 @@ public abstract class RealVectorAbstractTest {
             expected = JdkMath.max(expected, JdkMath.abs(data[i]));
         }
         Assert.assertEquals("", expected, actual, 0d);
-
     }
 
     private void doTestMapBinaryOperation(final BinaryOperation op, final boolean inPlace) {
@@ -1299,7 +1297,6 @@ public abstract class RealVectorAbstractTest {
         }
         final double actual = v1.cosine(v2);
         Assert.assertEquals("", expected, actual, 0d);
-
     }
 
     @Test
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RectangularCholeskyDecompositionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RectangularCholeskyDecompositionTest.java
index 702bc08a3..5d7c7aaea 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RectangularCholeskyDecompositionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RectangularCholeskyDecompositionTest.java
@@ -44,7 +44,6 @@ public class RectangularCholeskyDecompositionTest {
         RealMatrix root = d.getRootMatrix();
         RealMatrix rebuiltM = root.multiply(root.transpose());
         Assert.assertEquals(0.0, m.subtract(rebuiltM).getNorm(), 1.0e-15);
-
     }
 
     @Test
@@ -69,7 +68,6 @@ public class RectangularCholeskyDecompositionTest {
         // the pivoted Cholesky decomposition is *not* unique. Here, the root is
         // not equal to the original trianbular base matrix
         Assert.assertTrue(root.subtract(base).getNorm() > 0.3);
-
     }
 
     @Test
@@ -100,7 +98,6 @@ public class RectangularCholeskyDecompositionTest {
             {0.010499559, 0.010732709, 0.0, 0.009210099, 0.019107243}
         });
         composeAndTest(m3, 4);
-
     }
 
     private void composeAndTest(RealMatrix m, int expectedRank) {
@@ -110,5 +107,4 @@ public class RectangularCholeskyDecompositionTest {
         RealMatrix rebuiltMatrix = root.multiply(root.transpose());
         Assert.assertEquals(0.0, m.subtract(rebuiltMatrix).getNorm(), 1.0e-16);
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SingularValueDecompositionTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SingularValueDecompositionTest.java
index b268bb0f2..f8db3b42f 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SingularValueDecompositionTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SingularValueDecompositionTest.java
@@ -86,7 +86,6 @@ public class SingularValueDecompositionTest {
         Assert.assertEquals(n, svd.getS().getColumnDimension());
         Assert.assertEquals(n, svd.getV().getRowDimension());
         Assert.assertEquals(n, svd.getV().getColumnDimension());
-
     }
 
     /** Test based on a dimension 4 Hadamard matrix. */
@@ -123,7 +122,6 @@ public class SingularValueDecompositionTest {
         Assert.assertEquals(0.0,
                      halfCovariance.subtract(svd.getCovariance(6.0)).getNorm(),
                      1.0e-14);
-
     }
 
     /** test A = USVt */
@@ -141,7 +139,6 @@ public class SingularValueDecompositionTest {
         RealMatrix v = svd.getV();
         double norm = u.multiply(s).multiply(v.transpose()).subtract(matrix).getNorm();
         Assert.assertEquals(0, norm, normTolerance);
-
     }
 
     /** test that U is orthogonal */
@@ -197,7 +194,6 @@ public class SingularValueDecompositionTest {
         Assert.assertSame(u, svd.getU());
         Assert.assertSame(s, svd.getS());
         Assert.assertSame(v, svd.getV());
-
     }
 
     /** test matrices values */
@@ -236,7 +232,6 @@ public class SingularValueDecompositionTest {
         Assert.assertSame(u, svd.getU());
         Assert.assertSame(s, svd.getS());
         Assert.assertSame(v, svd.getV());
-
     }
 
      /** test MATH-465 */
@@ -327,5 +322,4 @@ public class SingularValueDecompositionTest {
         Assert.assertTrue(Double.isNaN(svd.getSingularValues()[0]));
         Assert.assertTrue(Double.isNaN(svd.getSingularValues()[1]));
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SingularValueSolverTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SingularValueSolverTest.java
index c000399a9..f0006ea05 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SingularValueSolverTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SingularValueSolverTest.java
@@ -118,7 +118,6 @@ public class SingularValueSolverTest {
                          solver.solve(v).subtract(xRef.getColumnVector(i)).getNorm(),
                          1.0e-13);
         }
-
     }
 
     /** test condition number */
@@ -154,5 +153,4 @@ public class SingularValueSolverTest {
       });
       Assert.assertEquals(0, expected.subtract(pseudoInverse).getNorm(), 1.0e-9);
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseFieldMatrixTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseFieldMatrixTest.java
index b649e1667..7b41ef873 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseFieldMatrixTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseFieldMatrixTest.java
@@ -398,7 +398,6 @@ public class SparseFieldMatrixTest {
                 constants[1].toDouble(), 1E-12);
         Assert.assertEquals(((Dfp25.of(4).multiply(solution[0])).subtract(Dfp25.of(3).multiply( solution[1])).subtract(Dfp25.of(5).multiply(solution[2]))).toDouble(),
                 constants[2].toDouble(), 1E-12);
-
     }
 
     // test submatrix accessors
@@ -672,7 +671,6 @@ public class SparseFieldMatrixTest {
             for(int j=0; j < m.getColumnDimension(); j++){
                 Assert.assertEquals(msg, m.getEntry(i,j).toDouble(), n.getEntry(i,j).toDouble(), tolerance);
             }
-
         }
     }
 
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseFieldVectorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseFieldVectorTest.java
index 7ebe535ec..255d6a5a9 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseFieldVectorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseFieldVectorTest.java
@@ -109,7 +109,6 @@ public class SparseFieldVectorTest {
         Dfp[] result_mapInvToSelf = {Dfp25.of(1),Dfp25.of(0.5d),Dfp25.of(1, 3)};
         Assert.assertArrayEquals("compare vectors" ,result_mapInvToSelf,v_mapInvToSelf.toArray());
 
-
     }
 
     @Test
@@ -169,7 +168,6 @@ public class SparseFieldVectorTest {
 
         FieldMatrix<Dfp> m_outerProduct_2 = v1.outerProduct(v2_t);
         Assert.assertEquals("compare val ",Dfp25.of(4), m_outerProduct_2.getEntry(0,0));
-
     }
 
     @Test
@@ -208,7 +206,6 @@ public class SparseFieldVectorTest {
             // expected behavior
         }
 
-
     }
 
     @Test
@@ -219,7 +216,6 @@ public class SparseFieldVectorTest {
         v.setEntry(0, field.getZero());
         Assert.assertEquals(v, new SparseFieldVector<>(field, new Dfp[] { Dfp25.of(0), Dfp25.of(1), Dfp25.of(2) }));
         Assert.assertNotSame(v, new SparseFieldVector<>(field, new Dfp[] { Dfp25.of(0), Dfp25.of(1), Dfp25.of(2), Dfp25.of(3) }));
-
     }
 
     /** verifies that two vectors are close (sup norm) */
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseRealMatrixTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseRealMatrixTest.java
index 2eda9ba90..1f5719858 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseRealMatrixTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseRealMatrixTest.java
@@ -395,7 +395,6 @@ public final class SparseRealMatrixTest {
         Assert.assertEquals(2 * sol0 + 3 * sol1 - 2 * sol2, cst0, 1E-12);
         Assert.assertEquals(-1 * sol0 + 7 * sol1 + 6 * sol2, cst1, 1E-12);
         Assert.assertEquals(4 * sol0 - 3 * sol1 - 5 * sol2, cst2, 1E-12);
-
     }
 
     // test submatrix accessors
@@ -656,7 +655,6 @@ public final class SparseRealMatrixTest {
         } catch (MathIllegalArgumentException e) {
             // expected
         }
-
     }
 
     @Test
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseRealVectorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseRealVectorTest.java
index 74f3ed25c..cd89bb711 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseRealVectorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/SparseRealVectorTest.java
@@ -98,7 +98,6 @@ public class SparseRealVectorTest extends RealVectorAbstractTest {
         OpenMapRealVector v8 = new OpenMapRealVector(v1);
         Assert.assertEquals("testData len", 7, v8.getDimension());
         Assert.assertEquals("testData is 0.0 ", 0.0, v8.getEntry(6), 0);
-
     }
 
     /* Check that the operations do not throw an exception (cf. MATH-645). */
@@ -146,5 +145,4 @@ public class SparseRealVectorTest extends RealVectorAbstractTest {
             new Floor(), new Rint(), new Signum()
         };
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/UnmodifiableRealVectorAbstractTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/UnmodifiableRealVectorAbstractTest.java
index eabef20b3..c0f31271c 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/UnmodifiableRealVectorAbstractTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/UnmodifiableRealVectorAbstractTest.java
@@ -314,7 +314,6 @@ public abstract class UnmodifiableRealVectorAbstractTest {
                               equals(uu, v));
             Assert.assertTrue(m.toGenericString() + ", wrong result",
                               equals(exp, act));
-
         } else {
             boolean flag = false;
             try {
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/DBSCANClustererTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/DBSCANClustererTest.java
index f755e9353..aed92b496 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/DBSCANClustererTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/DBSCANClustererTest.java
@@ -146,7 +146,6 @@ public class DBSCANClustererTest {
                 new DoublePoint(new int[] {14, 8}), // C
                 new DoublePoint(new int[] {7, 15}), // N - Noise, should not be present
                 new DoublePoint(new int[] {17, 8}), // D - single-link connected to C should not be present
-
         };
 
         final DBSCANClusterer<DoublePoint> clusterer = new DBSCANClusterer<>(3, 3);
@@ -186,5 +185,4 @@ public class DBSCANClustererTest {
         DBSCANClusterer<DoublePoint> clusterer = new DBSCANClusterer<>(2.0, 5);
         clusterer.cluster(null);
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/FuzzyKMeansClustererTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/FuzzyKMeansClustererTest.java
index cf100973f..1abd4b1dd 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/FuzzyKMeansClustererTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/FuzzyKMeansClustererTest.java
@@ -130,5 +130,4 @@ public class FuzzyKMeansClustererTest {
 
         Assert.assertEquals(3, clusters.size());
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/KMeansPlusPlusClustererTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/KMeansPlusPlusClustererTest.java
index a7f63b77f..78582a4b4 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/KMeansPlusPlusClustererTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/KMeansPlusPlusClustererTest.java
@@ -59,7 +59,6 @@ public class KMeansPlusPlusClustererTest {
         DoublePoint pt2 = new DoublePoint(new int[] { 1960, 373200 });
         Assert.assertTrue(clusters.get(0).getPoints().contains(pt1));
         Assert.assertTrue(clusters.get(0).getPoints().contains(pt2));
-
     }
 
     @Test
@@ -110,7 +109,6 @@ public class KMeansPlusPlusClustererTest {
                 Assert.assertEquals(numberOfVariables, sum);
             }
         }
-
     }
 
     /**
@@ -176,7 +174,5 @@ public class KMeansPlusPlusClustererTest {
         };
 
         transformer.cluster(Arrays.asList(points));
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/MultiKMeansPlusPlusClustererTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/MultiKMeansPlusPlusClustererTest.java
index c8c7164fb..93884cc99 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/MultiKMeansPlusPlusClustererTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ml/clustering/MultiKMeansPlusPlusClustererTest.java
@@ -60,7 +60,6 @@ public class MultiKMeansPlusPlusClustererTest {
                 new DoublePoint(new int[] { 16,  6 }),
                 new DoublePoint(new int[] { 17,  4 }),
                 new DoublePoint(new int[] { 17,  7 })
-
         };
         List<CentroidCluster<DoublePoint>> clusters = transformer.cluster(Arrays.asList(points));
 
@@ -92,7 +91,5 @@ public class MultiKMeansPlusPlusClustererTest {
         Assert.assertTrue(cluster1Found);
         Assert.assertTrue(cluster2Found);
         Assert.assertTrue(cluster3Found);
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModelTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModelTest.java
index efa21b1ec..e3e6e4236 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModelTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModelTest.java
@@ -89,7 +89,6 @@ public class ContinuousOutputFieldModelTest {
 
         Assert.assertEquals(0.0, maxError.getReal(),    1.0e-9);
         Assert.assertEquals(0.0, maxErrorDot.getReal(), 4.0e-7);
-
     }
 
     @Test
@@ -157,7 +156,6 @@ public class ContinuousOutputFieldModelTest {
             Assert.assertEquals(JdkMath.cos(t), interpolated.getState()[0].getReal(), 1.0e-7);
             Assert.assertEquals(JdkMath.sin(t), interpolated.getState()[1].getReal(), 1.0e-7);
         }
-
     }
 
     @Test
@@ -180,7 +178,6 @@ public class ContinuousOutputFieldModelTest {
 
         // no errors
         Assert.assertFalse(checkAppendError(field, cm, 1.0, 2.0, new double[] { 0.0, 1.0, -2.0 }));
-
     }
 
     private <T extends RealFieldElement<T>> boolean checkAppendError(Field<T> field, ContinuousOutputFieldModel<T> cm,
@@ -224,5 +221,4 @@ public class ContinuousOutputFieldModelTest {
     public void checkValue(double value, double reference) {
         Assert.assertTrue(JdkMath.abs(value - reference) < 1.0e-10);
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputModelTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputModelTest.java
index 1af7b4544..f0e5fe7e4 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputModelTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputModelTest.java
@@ -86,7 +86,6 @@ public class ContinuousOutputModelTest {
 
     Assert.assertEquals(0.0, maxError,    1.0e-9);
     Assert.assertEquals(0.0, maxErrorDot, 4.0e-7);
-
   }
 
   @Test
@@ -138,7 +137,6 @@ public class ContinuousOutputModelTest {
           Assert.assertEquals(JdkMath.cos(t), y[0], 1.0e-7);
           Assert.assertEquals(JdkMath.sin(t), y[1], 1.0e-7);
       }
-
   }
 
   @Test
@@ -158,7 +156,6 @@ public class ContinuousOutputModelTest {
 
       // no errors
       Assert.assertFalse(checkAppendError(cm, 1.0, new double[] { 0.0, 1.0, -2.0 }, 2.0));
-
   }
 
   private boolean checkAppendError(ContinuousOutputModel cm,
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/FieldExpandableODETest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/FieldExpandableODETest.java
index b648efc4a..37c60a248 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/FieldExpandableODETest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/FieldExpandableODETest.java
@@ -113,7 +113,6 @@ public class FieldExpandableODETest {
             Assert.assertEquals(-i, secondaryState2Dot[i].getReal(), 1.0e-15);
             Assert.assertEquals(-i, completeDot[i + main.getDimension() + secondary1.getDimension()].getReal(),  1.0e-15);
         }
-
     }
 
     @Test
@@ -339,7 +338,5 @@ public class FieldExpandableODETest {
             }
             return secondaryDot;
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/FirstOrderConverterTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/FirstOrderConverterTest.java
index 5773347bb..248ab6601 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/FirstOrderConverterTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/FirstOrderConverterTest.java
@@ -52,7 +52,6 @@ public class FirstOrderConverterTest {
         Assert.assertTrue(JdkMath.abs(error) < JdkMath.abs(previousError));
       }
       previousError = error;
-
     }
   }
 
@@ -96,7 +95,6 @@ public class FirstOrderConverterTest {
           yDDot[i] = -omega2 * y[i];
         }
     }
-
   }
 
   private double integrateWithSpecifiedStep(double omega,
@@ -110,5 +108,4 @@ public class FirstOrderConverterTest {
     i.integrate(new FirstOrderConverter(new Equations(1, omega)), t0, y0, t, y);
     return y[0];
   }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/JacobianMatricesTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/JacobianMatricesTest.java
index f02ec0a95..09ebd40ff 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/JacobianMatricesTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/JacobianMatricesTest.java
@@ -361,7 +361,6 @@ public class JacobianMatricesTest {
         public double dYdP1() {
             return 1502.824469929139 + (-1438.6974831849952 + (460.959476642384 - 49.43847385647082 * b) * b) * b;
         }
-
     }
 
     private static class ParamBrusselator extends AbstractParameterizable
@@ -411,7 +410,6 @@ public class JacobianMatricesTest {
         public double dYdP1() {
             return 1502.824469929139 + (-1438.6974831849952 + (460.959476642384 - 49.43847385647082 * b) * b) * b;
         }
-
     }
 
     /** ODE representing a point moving on a circle with provided center and angular rate. */
@@ -511,7 +509,6 @@ public class JacobianMatricesTest {
             double dy0 = y0[1] - cy;
             return new double[] { -t * (sin * dx0 + cos * dy0) , t * (cos * dx0 - sin * dy0) };
         }
-
     }
 
     /** ODE representing a point moving on a circle with provided center and angular rate. */
@@ -613,7 +610,5 @@ public class JacobianMatricesTest {
             double dy0 = y0[1] - cy;
             return new double[] { -t * (sin * dx0 + cos * dy0) , t * (cos * dx0 - sin * dy0) };
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem1.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem1.java
index 221c08878..280d8fac9 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem1.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem1.java
@@ -61,7 +61,6 @@ public class TestFieldProblem1<T extends RealFieldElement<T>>
         }
 
         return yDot;
-
     }
 
     @Override
@@ -75,5 +74,4 @@ public class TestFieldProblem1<T extends RealFieldElement<T>>
         }
         return y;
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem2.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem2.java
index f9082969f..941f7e866 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem2.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem2.java
@@ -61,7 +61,6 @@ public class TestFieldProblem2<T extends RealFieldElement<T>>
         }
 
         return yDot;
-
     }
 
     @Override
@@ -74,5 +73,4 @@ public class TestFieldProblem2<T extends RealFieldElement<T>>
         }
         return y;
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem3.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem3.java
index 624750445..b92978643 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem3.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem3.java
@@ -87,7 +87,6 @@ extends TestFieldProblemAbstract<T> {
         yDot[3] = invR3.negate().multiply(y[1]);
 
         return yDot;
-
     }
 
     @Override
@@ -118,7 +117,5 @@ extends TestFieldProblemAbstract<T> {
         y[3] = e.multiply(e).subtract(1).negate().sqrt().multiply(cosE).divide(e.multiply(cosE).subtract(1).negate());
 
         return y;
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem5.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem5.java
index af15c561c..969a04969 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem5.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem5.java
@@ -37,5 +37,4 @@ public class TestFieldProblem5<T extends RealFieldElement<T>>
         super(field);
         setFinalConditions(getInitialState().getTime().multiply(2).subtract(getFinalTime()));
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem6.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem6.java
index 643ca94e9..1a2af6654 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem6.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblem6.java
@@ -65,7 +65,6 @@ public class TestFieldProblem6<T extends RealFieldElement<T>>
         }
 
         return yDot;
-
     }
 
     @Override
@@ -78,7 +77,5 @@ public class TestFieldProblem6<T extends RealFieldElement<T>>
         }
 
         return y;
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemAbstract.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemAbstract.java
index a71d93ffe..3daa82e85 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemAbstract.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemAbstract.java
@@ -200,5 +200,4 @@ public abstract class TestFieldProblemAbstract<T extends RealFieldElement<T>>
         }
         return array;
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemHandler.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemHandler.java
index a4b42b32e..00d938308 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemHandler.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemHandler.java
@@ -151,5 +151,4 @@ public class TestFieldProblemHandler<T extends RealFieldElement<T>>
     public T getLastTime() {
         return lastTime;
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem1.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem1.java
index 033ce466b..0e4c2c109 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem1.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem1.java
@@ -59,7 +59,6 @@ public class TestProblem1
     for (int i = 0; i < getDimension(); ++i) {
         yDot[i] = -y[i];
     }
-
   }
 
   @Override
@@ -70,5 +69,4 @@ public class TestProblem1
     }
     return y;
   }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem2.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem2.java
index 74706b0d7..8fb2e3391 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem2.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem2.java
@@ -60,7 +60,6 @@ public class TestProblem2
     for (int i = 0; i < getDimension(); ++i) {
         yDot[i] = t * (t * t - y[i]);
     }
-
   }
 
   @Override
@@ -72,5 +71,4 @@ public class TestProblem2
     }
     return y;
   }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem3.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem3.java
index 1a3d00f97..a15053ad1 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem3.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem3.java
@@ -79,7 +79,6 @@ public class TestProblem3
     yDot[1] = y[3];
     yDot[2] = -invR3  * y[0];
     yDot[3] = -invR3  * y[1];
-
   }
 
   @Override
@@ -109,5 +108,4 @@ public class TestProblem3
 
     return y;
   }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem4.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem4.java
index 9b6172a03..418d2ea5f 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem4.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem4.java
@@ -120,7 +120,6 @@ public class TestProblem4
       y[0] = -y[0];
       y[1] = -y[1];
     }
-
   }
 
   private static class Stop implements EventHandler {
@@ -145,7 +144,5 @@ public class TestProblem4
     @Override
     public void resetState(double t, double[] y) {
     }
-
   }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem5.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem5.java
index 997cd370f..b1a2e7020 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem5.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem5.java
@@ -30,5 +30,4 @@ public class TestProblem5 extends TestProblem1 {
     public TestProblem5() {
         setFinalConditions(2 * getInitialTime() - getFinalTime());
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem6.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem6.java
index aae8bd3a5..b715ab7f5 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem6.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblem6.java
@@ -61,7 +61,6 @@ public class TestProblem6
         for (int i = 0; i < getDimension(); ++i) {
             yDot[i] = 3 * t5 - y[i];
         }
-
     }
 
     @Override
@@ -71,5 +70,4 @@ public class TestProblem6
         }
         return y;
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblemHandler.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblemHandler.java
index 0d7a44377..ff12b204a 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblemHandler.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestProblemHandler.java
@@ -118,7 +118,6 @@ public void handleStep(StepInterpolator interpolator, boolean isLast) throws Max
             maxValueError = JdkMath.max(error, maxValueError);
         }
     }
-
   }
 
   /**
@@ -157,5 +156,4 @@ public void handleStep(StepInterpolator interpolator, boolean isLast) throws Max
   public double getLastTime() {
     return lastTime;
   }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/CloseEventsTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/CloseEventsTest.java
index a17e5352d..d35c79a87 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/CloseEventsTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/CloseEventsTest.java
@@ -111,7 +111,6 @@ public class CloseEventsTest {
         @Override
         public void resetState(double t, double[] y) {
         }
-
     }
 
     /** Some basic equations to integrate. */
@@ -127,7 +126,5 @@ public class CloseEventsTest {
             yDot[0] = 1.0;
             yDot[1] = 2.0;
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/EventFilterTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/EventFilterTest.java
index abc02e2e6..055adeb35 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/EventFilterTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/EventFilterTest.java
@@ -46,7 +46,6 @@ public class EventFilterTest {
         // start point: g < 0
         testHistory(FilterType.TRIGGER_ONLY_INCREASING_EVENTS,
                     1.5 * JdkMath.PI, 30.5 * JdkMath.PI, JdkMath.PI, +1);
-
     }
 
     @Test
@@ -63,7 +62,6 @@ public class EventFilterTest {
         // start point: g < 0
         testHistory(FilterType.TRIGGER_ONLY_INCREASING_EVENTS,
                     1.5 * JdkMath.PI, -30.5 * JdkMath.PI, JdkMath.PI, -1);
-
     }
 
     @Test
@@ -80,7 +78,6 @@ public class EventFilterTest {
         // start point: g < 0
         testHistory(FilterType.TRIGGER_ONLY_DECREASING_EVENTS,
                     1.5 * JdkMath.PI, 30.5 * JdkMath.PI, 0, +1);
-
     }
 
     @Test
@@ -97,7 +94,6 @@ public class EventFilterTest {
         // start point: g < 0
         testHistory(FilterType.TRIGGER_ONLY_DECREASING_EVENTS,
                     1.5 * JdkMath.PI, -30.5 * JdkMath.PI, 0, +1);
-
     }
 
     public void testHistory(FilterType type, double t0, double t1, double refSwitch, double signEven) {
@@ -126,7 +122,6 @@ public class EventFilterTest {
                 Assert.assertEquals(-signEven * JdkMath.sin(t), g, 1.0e-10);
             }
         }
-
     }
 
     @Test
@@ -153,7 +148,6 @@ public class EventFilterTest {
 
         Assert.assertEquals(5, allEvents.getEventCount());
         Assert.assertEquals(2, onlyIncreasing.getEventCount());
-
     }
 
     @Test
@@ -180,7 +174,6 @@ public class EventFilterTest {
 
         Assert.assertEquals(5, allEvents.getEventCount());
         Assert.assertEquals(3, onlyDecreasing.getEventCount());
-
     }
 
     @Test
@@ -213,7 +206,6 @@ public class EventFilterTest {
         Assert.assertEquals(5, allEvents.getEventCount());
         Assert.assertEquals(2, onlyIncreasing.getEventCount());
         Assert.assertEquals(3, onlyDecreasing.getEventCount());
-
     }
 
     private static class SineCosine implements FirstOrderDifferentialEquations {
@@ -270,6 +262,5 @@ public class EventFilterTest {
         public void resetState(double t, double[] y) {
             // in fact, we don't really reset anything for this test
         }
-
     }
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/EventStateTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/EventStateTest.java
index b2159e181..7151e43ff 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/EventStateTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/events/EventStateTest.java
@@ -78,7 +78,6 @@ public class EventStateTest {
         interpolator.storeTime(r2 + 0.4 * gap);
         Assert.assertTrue(es.evaluateStep(interpolator));
         Assert.assertEquals(r2, es.getEventTime(), tolerance);
-
     }
 
     // Jira: MATH-695
@@ -110,7 +109,6 @@ public class EventStateTest {
         double tEnd = integrator.integrate(equation, 0.0, y, target, y);
         Assert.assertEquals(target, tEnd, 1.0e-10);
         Assert.assertEquals(32.0, y[0], 1.0e-10);
-
     }
 
     private static class ResettingEvent implements EventHandler {
@@ -148,7 +146,6 @@ public class EventStateTest {
         public void resetState(double t, double[] y) {
             y[0] += 1.0;
         }
-
     }
 
     // Jira: MATH-965
@@ -196,7 +193,6 @@ public class EventStateTest {
         Assert.assertEquals( 1.0, equation.getTime(), 1.0e-10);
         Assert.assertEquals( 2.0, equation.getPrimaryState()[0], 1.0e-10);
         Assert.assertEquals(-3.0, equation.getSecondaryState(0)[0], 1.0e-10);
-
     }
 
     private static class SecondaryStateEvent implements EventHandler {
@@ -226,7 +222,6 @@ public class EventStateTest {
         @Override
         public void resetState(double t, double[] y) {
         }
-
     }
 
     @Test
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AbstractEmbeddedRungeKuttaFieldIntegratorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AbstractEmbeddedRungeKuttaFieldIntegratorTest.java
index 0720bec62..3598a2b4c 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AbstractEmbeddedRungeKuttaFieldIntegratorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AbstractEmbeddedRungeKuttaFieldIntegratorTest.java
@@ -102,7 +102,6 @@ public abstract class AbstractEmbeddedRungeKuttaFieldIntegratorTest {
             }
             checkArray(regularB, fieldB);
             checkArray(regularC, fieldC);
-
         } catch (ClassNotFoundException cnfe) {
             Assert.fail(cnfe.getLocalizedMessage());
         } catch (IllegalAccessException iae) {
@@ -197,7 +196,6 @@ public abstract class AbstractEmbeddedRungeKuttaFieldIntegratorTest {
         integ.addStepHandler(handler);
         integ.integrate(new FieldExpandableODE<>(pb), pb.getInitialState(), pb.getFinalTime());
         Assert.fail("an exception should have been thrown");
-
     }
 
     @Test
@@ -228,9 +226,7 @@ public abstract class AbstractEmbeddedRungeKuttaFieldIntegratorTest {
             Assert.assertEquals(integ.getEvaluations(), calls);
             Assert.assertTrue(calls <= previousCalls);
             previousCalls = calls;
-
         }
-
     }
 
     @Test
@@ -264,7 +260,6 @@ public abstract class AbstractEmbeddedRungeKuttaFieldIntegratorTest {
       Assert.assertEquals(name, integ.getName());
       integ.clearEventHandlers();
       Assert.assertEquals(0, integ.getEventHandlers().size());
-
     }
 
     @Test(expected=LocalException.class)
@@ -307,7 +302,6 @@ public abstract class AbstractEmbeddedRungeKuttaFieldIntegratorTest {
         }, Double.POSITIVE_INFINITY, 1.0e-8 * maxStep, 1000);
 
         integ.integrate(new FieldExpandableODE<>(pb), pb.getInitialState(), pb.getFinalTime());
-
     }
 
     @Test
@@ -352,7 +346,6 @@ public abstract class AbstractEmbeddedRungeKuttaFieldIntegratorTest {
         } catch (MaxCountExceededException mcee) {
             // Expected.
         }
-
     }
 
     @Test
@@ -419,7 +412,6 @@ public abstract class AbstractEmbeddedRungeKuttaFieldIntegratorTest {
         Assert.assertEquals(0, handler.getMaximalValueError().getReal(), epsilonMaxValue);
         Assert.assertEquals(0, handler.getMaximalTimeError().getReal(),  epsilonMaxTime);
         Assert.assertEquals(name, integ.getName());
-
     }
 
     @Test
@@ -515,7 +507,6 @@ public abstract class AbstractEmbeddedRungeKuttaFieldIntegratorTest {
                 Assert.assertEquals(derivatives[i][parameter], dYdP(result.getState()[i], parameter), epsilonPartials[parameter]);
             }
         }
-
     }
 
     private double dYdP(final DerivativeStructure y, final int parameter) {
@@ -563,7 +554,6 @@ public abstract class AbstractEmbeddedRungeKuttaFieldIntegratorTest {
             this.dAlphadT0    = -omega.getReal();
             this.dAlphadY00   = y0[1].divide(r2).getReal();
             this.dAlphadY01   = y0[0].negate().divide(r2).getReal();
-
         }
 
         @Override
@@ -608,9 +598,6 @@ public abstract class AbstractEmbeddedRungeKuttaFieldIntegratorTest {
                 { dY0dOmega, dY0dT0, dY0dY00, dY0dY01, dY0dT },
                 { dY1dOmega, dY1dT0, dY1dY00, dY1dY01, dY1dT }
             };
-
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AbstractRungeKuttaFieldIntegratorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AbstractRungeKuttaFieldIntegratorTest.java
index 0fc40661c..986682bb9 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AbstractRungeKuttaFieldIntegratorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AbstractRungeKuttaFieldIntegratorTest.java
@@ -88,7 +88,6 @@ public abstract class AbstractRungeKuttaFieldIntegratorTest {
             }
             checkArray(regularB, fieldB);
             checkArray(regularC, fieldC);
-
         } catch (ClassNotFoundException cnfe) {
             Assert.fail(cnfe.getLocalizedMessage());
         } catch (IllegalAccessException iae) {
@@ -197,7 +196,6 @@ public abstract class AbstractRungeKuttaFieldIntegratorTest {
                                 y[i].getReal(),
                                 epsilonY);
         }
-
     }
 
     @Test
@@ -283,9 +281,7 @@ public abstract class AbstractRungeKuttaFieldIntegratorTest {
                 integ.clearEventHandlers();
                 Assert.assertEquals(0, integ.getEventHandlers().size());
             }
-
         }
-
     }
 
     @Test
@@ -311,7 +307,6 @@ public abstract class AbstractRungeKuttaFieldIntegratorTest {
         Assert.assertEquals(0, handler.getMaximalValueError().getReal(), epsilonMaxValue);
         Assert.assertEquals(0, handler.getMaximalTimeError().getReal(),  epsilonMaxTime);
         Assert.assertEquals(name, integ.getName());
-
     }
 
     @Test
@@ -337,7 +332,6 @@ public abstract class AbstractRungeKuttaFieldIntegratorTest {
         Assert.assertTrue(handler.getMaximalValueError().getReal() > belowMaxValue);
         Assert.assertEquals(0, handler.getMaximalTimeError().getReal(),  epsilonMaxTime);
         Assert.assertEquals(name, integ.getName());
-
     }
 
     @Test
@@ -363,7 +357,6 @@ public abstract class AbstractRungeKuttaFieldIntegratorTest {
         Assert.assertEquals(0, handler.getMaximalValueError().getReal(), epsilonMaxValue);
         Assert.assertEquals(0, handler.getMaximalTimeError().getReal(),  epsilonMaxTime);
         Assert.assertEquals(name, integ.getName());
-
     }
 
     @Test
@@ -503,11 +496,9 @@ public abstract class AbstractRungeKuttaFieldIntegratorTest {
                 yDot[0] = y[0].multiply(-100.0);
                 return yDot;
             }
-
         };
 
         integ.integrate(new FieldExpandableODE<>(equations), new FieldODEState<>(t0, y0), t);
-
     }
 
     @Test
@@ -581,7 +572,6 @@ public abstract class AbstractRungeKuttaFieldIntegratorTest {
                                     epsilonPartials[parameter]);
             }
         }
-
     }
 
     private double dYdP(final DerivativeStructure y, final int parameter) {
@@ -629,7 +619,6 @@ public abstract class AbstractRungeKuttaFieldIntegratorTest {
             this.dAlphadT0    = -omega.getReal();
             this.dAlphadY00   = y0[1].divide(r2).getReal();
             this.dAlphadY01   = y0[0].negate().divide(r2).getReal();
-
         }
 
         @Override
@@ -674,9 +663,6 @@ public abstract class AbstractRungeKuttaFieldIntegratorTest {
                 { dY0dOmega, dY0dT0, dY0dY00, dY0dY01, dY0dT },
                 { dY1dOmega, dY1dT0, dY1dY00, dY1dY01, dY1dT }
             };
-
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthFieldIntegratorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthFieldIntegratorTest.java
index bfe126ae9..435d14346 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthFieldIntegratorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthFieldIntegratorTest.java
@@ -81,5 +81,4 @@ public class AdamsBashforthFieldIntegratorTest extends AdamsFieldIntegratorAbstr
     public void testStartFailure() {
         doTestStartFailure(Decimal64Field.getInstance());
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthIntegratorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthIntegratorTest.java
index 802710a15..927328f55 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthIntegratorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsBashforthIntegratorTest.java
@@ -70,7 +70,6 @@ public class AdamsBashforthIntegratorTest {
           integ.integrate(pb,
                           pb.getInitialTime(), pb.getInitialState(),
                           pb.getFinalTime(), new double[pb.getDimension()]);
-
     }
 
     @Test
@@ -103,9 +102,7 @@ public class AdamsBashforthIntegratorTest {
             Assert.assertEquals(integ.getEvaluations(), calls);
             Assert.assertTrue(calls <= previousCalls);
             previousCalls = calls;
-
         }
-
     }
 
     @Test(expected = MaxCountExceededException.class)
@@ -121,7 +118,6 @@ public class AdamsBashforthIntegratorTest {
         integ.integrate(pb,
                         pb.getInitialTime(), pb.getInitialState(),
                         pb.getFinalTime(), new double[pb.getDimension()]);
-
     }
 
     @Test
@@ -162,7 +158,6 @@ public class AdamsBashforthIntegratorTest {
                 Assert.assertTrue(handler.getMaximalValueError() < 5.0e-10);
             }
         }
-
     }
 
     @Test(expected=MathIllegalStateException.class)
@@ -185,7 +180,6 @@ public class AdamsBashforthIntegratorTest {
         integ.integrate(pb,
                         pb.getInitialTime(), pb.getInitialState(),
                         pb.getFinalTime(), new double[pb.getDimension()]);
-
     }
 
     private static class PerfectStarter extends AbstractIntegrator {
@@ -212,7 +206,6 @@ public class AdamsBashforthIntegratorTest {
                 }
             }
         }
-
     }
 
     private static class PerfectInterpolator implements StepInterpolator {
@@ -296,7 +289,5 @@ public class AdamsBashforthIntegratorTest {
         public StepInterpolator copy() {
             return this;
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldIntegratorAbstractTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldIntegratorAbstractTest.java
index 464a3312c..38efcde60 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldIntegratorAbstractTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsFieldIntegratorAbstractTest.java
@@ -67,7 +67,6 @@ public abstract class AdamsFieldIntegratorAbstractTest {
         TestFieldProblemHandler<T> handler = new TestFieldProblemHandler<>(pb, integ);
         integ.addStepHandler(handler);
         integ.integrate(new FieldExpandableODE<>(pb), pb.getInitialState(), pb.getFinalTime());
-
     }
 
     @Test
@@ -98,9 +97,7 @@ public abstract class AdamsFieldIntegratorAbstractTest {
             Assert.assertEquals(integ.getEvaluations(), calls);
             Assert.assertTrue(calls <= previousCalls);
             previousCalls = calls;
-
         }
-
     }
 
     @Test(expected = MaxCountExceededException.class)
@@ -116,7 +113,6 @@ public abstract class AdamsFieldIntegratorAbstractTest {
         integ.addStepHandler(handler);
         integ.setMaxEvaluations(max);
         integ.integrate(new FieldExpandableODE<>(pb), pb.getInitialState(), pb.getFinalTime());
-
     }
 
     @Test
@@ -164,7 +160,6 @@ public abstract class AdamsFieldIntegratorAbstractTest {
                 Assert.assertTrue(handler.getMaximalValueError().getReal() < epsilonGood);
             }
         }
-
     }
 
     @Test(expected=MathIllegalStateException.class)
@@ -184,7 +179,6 @@ public abstract class AdamsFieldIntegratorAbstractTest {
         TestFieldProblemHandler<T> handler = new TestFieldProblemHandler<>(pb, integ);
         integ.addStepHandler(handler);
         integ.integrate(new FieldExpandableODE<>(pb), pb.getInitialState(), pb.getFinalTime());
-
     }
 
     private static class PerfectStarter<T extends RealFieldElement<T>> extends AbstractFieldIntegrator<T> {
@@ -214,7 +208,6 @@ public abstract class AdamsFieldIntegratorAbstractTest {
             }
             return interpolator.getInterpolatedState(tStart);
         }
-
     }
 
     private static class PerfectInterpolator<T extends RealFieldElement<T>> implements FieldStepInterpolator<T> {
@@ -259,7 +252,5 @@ public abstract class AdamsFieldIntegratorAbstractTest {
             T[] yDot = problem.computeDerivatives(time, y);
             return new FieldODEStateAndDerivative<>(time, y, yDot);
         }
-
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegratorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegratorTest.java
index c8b8918a7..c64cef26a 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegratorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegratorTest.java
@@ -81,5 +81,4 @@ public class AdamsMoultonFieldIntegratorTest extends AdamsFieldIntegratorAbstrac
     public void testStartFailure() {
         doTestStartFailure(Decimal64Field.getInstance());
     }
-
 }
diff --git a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonIntegratorTest.java b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonIntegratorTest.java
index d4eecc59b..43985c87f 100644
--- a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonIntegratorTest.java
+++ b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonIntegratorTest.java
@@ -72,7 +72,6 @@ public class AdamsMoultonIntegratorTest {
           integ.integrate(pb,
                           pb.getInitialTime(), pb.getInitialState(),
                           pb.getFinalTime(), new double[pb.getDimension()]);
-
     }
 
     @Test
@@ -108,9 +107,7 @@ public class AdamsMoultonIntegratorTest {
             Assert.assertEquals(integ.getEvaluations(), calls);
             Assert.assertTrue(calls <= previousCalls);
             previousCalls = calls;
-
         }
-
     }
 
     @Test(expected = MaxCountExceededException.class)
@@ -128,7 +125,6 @@ public class AdamsMoultonIntegratorTest {
         integ.integrate(pb,
                         pb.getInitialTime(), pb.getInitialState(),
                         pb.getFinalTime(), new double[pb.getDimension()]);
-
     }
 
     @Test
@@ -172,7 +168,6 @@ public class AdamsMoultonIntegratorTest {
                 Assert.assertTrue(handler.getMaximalValueError() < 1.1e-11);
             }
         }
-
     }
 
     private static class PerfectStarter extends AbstractIntegrator {
@@ -199,7 +194,6 @@ public class AdamsMoultonIntegratorTest {
                 }
             }
         }
-
     }
 
     private static class PerfectInterpolator implements StepInterpolator {
@@ -283,7 +277,5 @@ public class AdamsMoultonIntegratorTest {
... 2448 lines suppressed ...