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Posted to commits@commons.apache.org by lu...@apache.org on 2013/04/07 01:42:02 UTC
svn commit: r857558 [13/39] - in
/websites/production/commons/content/proper/commons-math/testapidocs/src-html/org/apache/commons/math3:
./ analysis/ analysis/differentiation/ analysis/interpolation/ complex/
dfp/ distribution/ distribution/fitting/ ex...
Modified: websites/production/commons/content/proper/commons-math/testapidocs/src-html/org/apache/commons/math3/linear/DiagonalMatrixTest.html
==============================================================================
--- websites/production/commons/content/proper/commons-math/testapidocs/src-html/org/apache/commons/math3/linear/DiagonalMatrixTest.html (original)
+++ websites/production/commons/content/proper/commons-math/testapidocs/src-html/org/apache/commons/math3/linear/DiagonalMatrixTest.html Sat Apr 6 23:42:01 2013
@@ -19,210 +19,317 @@
<FONT color="green">016</FONT> */<a name="line.16"></a>
<FONT color="green">017</FONT> package org.apache.commons.math3.linear;<a name="line.17"></a>
<FONT color="green">018</FONT> <a name="line.18"></a>
-<FONT color="green">019</FONT> import org.junit.Test;<a name="line.19"></a>
-<FONT color="green">020</FONT> import org.junit.Assert;<a name="line.20"></a>
-<FONT color="green">021</FONT> <a name="line.21"></a>
-<FONT color="green">022</FONT> import org.apache.commons.math3.exception.MathUnsupportedOperationException;<a name="line.22"></a>
+<FONT color="green">019</FONT> import org.apache.commons.math3.TestUtils;<a name="line.19"></a>
+<FONT color="green">020</FONT> import org.apache.commons.math3.exception.DimensionMismatchException;<a name="line.20"></a>
+<FONT color="green">021</FONT> import org.apache.commons.math3.exception.NullArgumentException;<a name="line.21"></a>
+<FONT color="green">022</FONT> import org.apache.commons.math3.exception.NumberIsTooLargeException;<a name="line.22"></a>
<FONT color="green">023</FONT> import org.apache.commons.math3.exception.OutOfRangeException;<a name="line.23"></a>
-<FONT color="green">024</FONT> import org.apache.commons.math3.TestUtils;<a name="line.24"></a>
-<FONT color="green">025</FONT> <a name="line.25"></a>
-<FONT color="green">026</FONT> /**<a name="line.26"></a>
-<FONT color="green">027</FONT> * Test cases for the {@link DiagonalMatrix} class.<a name="line.27"></a>
-<FONT color="green">028</FONT> */<a name="line.28"></a>
-<FONT color="green">029</FONT> public class DiagonalMatrixTest {<a name="line.29"></a>
-<FONT color="green">030</FONT> @Test<a name="line.30"></a>
-<FONT color="green">031</FONT> public void testConstructor1() {<a name="line.31"></a>
-<FONT color="green">032</FONT> final int dim = 3;<a name="line.32"></a>
-<FONT color="green">033</FONT> final DiagonalMatrix m = new DiagonalMatrix(dim);<a name="line.33"></a>
-<FONT color="green">034</FONT> Assert.assertEquals(dim, m.getRowDimension());<a name="line.34"></a>
-<FONT color="green">035</FONT> Assert.assertEquals(dim, m.getColumnDimension());<a name="line.35"></a>
-<FONT color="green">036</FONT> }<a name="line.36"></a>
-<FONT color="green">037</FONT> <a name="line.37"></a>
-<FONT color="green">038</FONT> @Test<a name="line.38"></a>
-<FONT color="green">039</FONT> public void testConstructor2() {<a name="line.39"></a>
-<FONT color="green">040</FONT> final double[] d = { -1.2, 3.4, 5 };<a name="line.40"></a>
-<FONT color="green">041</FONT> final DiagonalMatrix m = new DiagonalMatrix(d);<a name="line.41"></a>
-<FONT color="green">042</FONT> for (int i = 0; i < m.getRowDimension(); i++) {<a name="line.42"></a>
-<FONT color="green">043</FONT> for (int j = 0; j < m.getRowDimension(); j++) {<a name="line.43"></a>
-<FONT color="green">044</FONT> if (i == j) {<a name="line.44"></a>
-<FONT color="green">045</FONT> Assert.assertEquals(d[i], m.getEntry(i, j), 0d);<a name="line.45"></a>
-<FONT color="green">046</FONT> } else {<a name="line.46"></a>
-<FONT color="green">047</FONT> Assert.assertEquals(0d, m.getEntry(i, j), 0d);<a name="line.47"></a>
-<FONT color="green">048</FONT> }<a name="line.48"></a>
-<FONT color="green">049</FONT> }<a name="line.49"></a>
-<FONT color="green">050</FONT> }<a name="line.50"></a>
-<FONT color="green">051</FONT> <a name="line.51"></a>
-<FONT color="green">052</FONT> // Check that the underlying was copied.<a name="line.52"></a>
-<FONT color="green">053</FONT> d[0] = 0;<a name="line.53"></a>
-<FONT color="green">054</FONT> Assert.assertFalse(d[0] == m.getEntry(0, 0));<a name="line.54"></a>
-<FONT color="green">055</FONT> }<a name="line.55"></a>
-<FONT color="green">056</FONT> <a name="line.56"></a>
-<FONT color="green">057</FONT> @Test<a name="line.57"></a>
-<FONT color="green">058</FONT> public void testConstructor3() {<a name="line.58"></a>
-<FONT color="green">059</FONT> final double[] d = { -1.2, 3.4, 5 };<a name="line.59"></a>
-<FONT color="green">060</FONT> final DiagonalMatrix m = new DiagonalMatrix(d, false);<a name="line.60"></a>
-<FONT color="green">061</FONT> for (int i = 0; i < m.getRowDimension(); i++) {<a name="line.61"></a>
-<FONT color="green">062</FONT> for (int j = 0; j < m.getRowDimension(); j++) {<a name="line.62"></a>
-<FONT color="green">063</FONT> if (i == j) {<a name="line.63"></a>
-<FONT color="green">064</FONT> Assert.assertEquals(d[i], m.getEntry(i, j), 0d);<a name="line.64"></a>
-<FONT color="green">065</FONT> } else {<a name="line.65"></a>
-<FONT color="green">066</FONT> Assert.assertEquals(0d, m.getEntry(i, j), 0d);<a name="line.66"></a>
-<FONT color="green">067</FONT> }<a name="line.67"></a>
-<FONT color="green">068</FONT> }<a name="line.68"></a>
-<FONT color="green">069</FONT> }<a name="line.69"></a>
-<FONT color="green">070</FONT> <a name="line.70"></a>
-<FONT color="green">071</FONT> // Check that the underlying is referenced.<a name="line.71"></a>
-<FONT color="green">072</FONT> d[0] = 0;<a name="line.72"></a>
-<FONT color="green">073</FONT> Assert.assertTrue(d[0] == m.getEntry(0, 0));<a name="line.73"></a>
-<FONT color="green">074</FONT> <a name="line.74"></a>
-<FONT color="green">075</FONT> }<a name="line.75"></a>
+<FONT color="green">024</FONT> import org.apache.commons.math3.util.Precision;<a name="line.24"></a>
+<FONT color="green">025</FONT> import org.junit.Assert;<a name="line.25"></a>
+<FONT color="green">026</FONT> import org.junit.Test;<a name="line.26"></a>
+<FONT color="green">027</FONT> <a name="line.27"></a>
+<FONT color="green">028</FONT> /**<a name="line.28"></a>
+<FONT color="green">029</FONT> * Test cases for the {@link DiagonalMatrix} class.<a name="line.29"></a>
+<FONT color="green">030</FONT> */<a name="line.30"></a>
+<FONT color="green">031</FONT> public class DiagonalMatrixTest {<a name="line.31"></a>
+<FONT color="green">032</FONT> @Test<a name="line.32"></a>
+<FONT color="green">033</FONT> public void testConstructor1() {<a name="line.33"></a>
+<FONT color="green">034</FONT> final int dim = 3;<a name="line.34"></a>
+<FONT color="green">035</FONT> final DiagonalMatrix m = new DiagonalMatrix(dim);<a name="line.35"></a>
+<FONT color="green">036</FONT> Assert.assertEquals(dim, m.getRowDimension());<a name="line.36"></a>
+<FONT color="green">037</FONT> Assert.assertEquals(dim, m.getColumnDimension());<a name="line.37"></a>
+<FONT color="green">038</FONT> }<a name="line.38"></a>
+<FONT color="green">039</FONT> <a name="line.39"></a>
+<FONT color="green">040</FONT> @Test<a name="line.40"></a>
+<FONT color="green">041</FONT> public void testConstructor2() {<a name="line.41"></a>
+<FONT color="green">042</FONT> final double[] d = { -1.2, 3.4, 5 };<a name="line.42"></a>
+<FONT color="green">043</FONT> final DiagonalMatrix m = new DiagonalMatrix(d);<a name="line.43"></a>
+<FONT color="green">044</FONT> for (int i = 0; i < m.getRowDimension(); i++) {<a name="line.44"></a>
+<FONT color="green">045</FONT> for (int j = 0; j < m.getRowDimension(); j++) {<a name="line.45"></a>
+<FONT color="green">046</FONT> if (i == j) {<a name="line.46"></a>
+<FONT color="green">047</FONT> Assert.assertEquals(d[i], m.getEntry(i, j), 0d);<a name="line.47"></a>
+<FONT color="green">048</FONT> } else {<a name="line.48"></a>
+<FONT color="green">049</FONT> Assert.assertEquals(0d, m.getEntry(i, j), 0d);<a name="line.49"></a>
+<FONT color="green">050</FONT> }<a name="line.50"></a>
+<FONT color="green">051</FONT> }<a name="line.51"></a>
+<FONT color="green">052</FONT> }<a name="line.52"></a>
+<FONT color="green">053</FONT> <a name="line.53"></a>
+<FONT color="green">054</FONT> // Check that the underlying was copied.<a name="line.54"></a>
+<FONT color="green">055</FONT> d[0] = 0;<a name="line.55"></a>
+<FONT color="green">056</FONT> Assert.assertFalse(d[0] == m.getEntry(0, 0));<a name="line.56"></a>
+<FONT color="green">057</FONT> }<a name="line.57"></a>
+<FONT color="green">058</FONT> <a name="line.58"></a>
+<FONT color="green">059</FONT> @Test<a name="line.59"></a>
+<FONT color="green">060</FONT> public void testConstructor3() {<a name="line.60"></a>
+<FONT color="green">061</FONT> final double[] d = { -1.2, 3.4, 5 };<a name="line.61"></a>
+<FONT color="green">062</FONT> final DiagonalMatrix m = new DiagonalMatrix(d, false);<a name="line.62"></a>
+<FONT color="green">063</FONT> for (int i = 0; i < m.getRowDimension(); i++) {<a name="line.63"></a>
+<FONT color="green">064</FONT> for (int j = 0; j < m.getRowDimension(); j++) {<a name="line.64"></a>
+<FONT color="green">065</FONT> if (i == j) {<a name="line.65"></a>
+<FONT color="green">066</FONT> Assert.assertEquals(d[i], m.getEntry(i, j), 0d);<a name="line.66"></a>
+<FONT color="green">067</FONT> } else {<a name="line.67"></a>
+<FONT color="green">068</FONT> Assert.assertEquals(0d, m.getEntry(i, j), 0d);<a name="line.68"></a>
+<FONT color="green">069</FONT> }<a name="line.69"></a>
+<FONT color="green">070</FONT> }<a name="line.70"></a>
+<FONT color="green">071</FONT> }<a name="line.71"></a>
+<FONT color="green">072</FONT> <a name="line.72"></a>
+<FONT color="green">073</FONT> // Check that the underlying is referenced.<a name="line.73"></a>
+<FONT color="green">074</FONT> d[0] = 0;<a name="line.74"></a>
+<FONT color="green">075</FONT> Assert.assertTrue(d[0] == m.getEntry(0, 0));<a name="line.75"></a>
<FONT color="green">076</FONT> <a name="line.76"></a>
-<FONT color="green">077</FONT> @Test<a name="line.77"></a>
-<FONT color="green">078</FONT> public void testGetData() {<a name="line.78"></a>
-<FONT color="green">079</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.79"></a>
-<FONT color="green">080</FONT> final int dim = 3;<a name="line.80"></a>
-<FONT color="green">081</FONT> final DiagonalMatrix m = new DiagonalMatrix(dim);<a name="line.81"></a>
-<FONT color="green">082</FONT> for (int i = 0; i < dim; i++) {<a name="line.82"></a>
-<FONT color="green">083</FONT> m.setEntry(i, i, data[i]);<a name="line.83"></a>
-<FONT color="green">084</FONT> }<a name="line.84"></a>
+<FONT color="green">077</FONT> }<a name="line.77"></a>
+<FONT color="green">078</FONT> <a name="line.78"></a>
+<FONT color="green">079</FONT> @Test(expected=DimensionMismatchException.class)<a name="line.79"></a>
+<FONT color="green">080</FONT> public void testCreateError() {<a name="line.80"></a>
+<FONT color="green">081</FONT> final double[] d = { -1.2, 3.4, 5 };<a name="line.81"></a>
+<FONT color="green">082</FONT> final DiagonalMatrix m = new DiagonalMatrix(d, false);<a name="line.82"></a>
+<FONT color="green">083</FONT> m.createMatrix(5, 3);<a name="line.83"></a>
+<FONT color="green">084</FONT> }<a name="line.84"></a>
<FONT color="green">085</FONT> <a name="line.85"></a>
-<FONT color="green">086</FONT> final double[][] out = m.getData();<a name="line.86"></a>
-<FONT color="green">087</FONT> Assert.assertEquals(dim, out.length);<a name="line.87"></a>
-<FONT color="green">088</FONT> for (int i = 0; i < m.getRowDimension(); i++) {<a name="line.88"></a>
-<FONT color="green">089</FONT> Assert.assertEquals(dim, out[i].length);<a name="line.89"></a>
-<FONT color="green">090</FONT> for (int j = 0; j < m.getRowDimension(); j++) {<a name="line.90"></a>
-<FONT color="green">091</FONT> if (i == j) {<a name="line.91"></a>
-<FONT color="green">092</FONT> Assert.assertEquals(data[i], out[i][j], 0d);<a name="line.92"></a>
-<FONT color="green">093</FONT> } else {<a name="line.93"></a>
-<FONT color="green">094</FONT> Assert.assertEquals(0d, out[i][j], 0d);<a name="line.94"></a>
-<FONT color="green">095</FONT> }<a name="line.95"></a>
-<FONT color="green">096</FONT> }<a name="line.96"></a>
-<FONT color="green">097</FONT> } <a name="line.97"></a>
-<FONT color="green">098</FONT> }<a name="line.98"></a>
-<FONT color="green">099</FONT> <a name="line.99"></a>
-<FONT color="green">100</FONT> @Test<a name="line.100"></a>
-<FONT color="green">101</FONT> public void testAdd() {<a name="line.101"></a>
-<FONT color="green">102</FONT> final double[] data1 = { -1.2, 3.4, 5 };<a name="line.102"></a>
-<FONT color="green">103</FONT> final DiagonalMatrix m1 = new DiagonalMatrix(data1);<a name="line.103"></a>
-<FONT color="green">104</FONT> <a name="line.104"></a>
-<FONT color="green">105</FONT> final double[] data2 = { 10.1, 2.3, 45 };<a name="line.105"></a>
-<FONT color="green">106</FONT> final DiagonalMatrix m2 = new DiagonalMatrix(data2);<a name="line.106"></a>
-<FONT color="green">107</FONT> <a name="line.107"></a>
-<FONT color="green">108</FONT> final DiagonalMatrix result = m1.add(m2);<a name="line.108"></a>
-<FONT color="green">109</FONT> Assert.assertEquals(m1.getRowDimension(), result.getRowDimension());<a name="line.109"></a>
-<FONT color="green">110</FONT> for (int i = 0; i < result.getRowDimension(); i++) {<a name="line.110"></a>
-<FONT color="green">111</FONT> for (int j = 0; j < result.getRowDimension(); j++) {<a name="line.111"></a>
-<FONT color="green">112</FONT> if (i == j) {<a name="line.112"></a>
-<FONT color="green">113</FONT> Assert.assertEquals(data1[i] + data2[i], result.getEntry(i, j), 0d);<a name="line.113"></a>
-<FONT color="green">114</FONT> } else {<a name="line.114"></a>
-<FONT color="green">115</FONT> Assert.assertEquals(0d, result.getEntry(i, j), 0d);<a name="line.115"></a>
-<FONT color="green">116</FONT> }<a name="line.116"></a>
-<FONT color="green">117</FONT> }<a name="line.117"></a>
-<FONT color="green">118</FONT> }<a name="line.118"></a>
-<FONT color="green">119</FONT> }<a name="line.119"></a>
-<FONT color="green">120</FONT> <a name="line.120"></a>
-<FONT color="green">121</FONT> @Test<a name="line.121"></a>
-<FONT color="green">122</FONT> public void testAddToEntry() {<a name="line.122"></a>
-<FONT color="green">123</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.123"></a>
-<FONT color="green">124</FONT> final DiagonalMatrix m = new DiagonalMatrix(data);<a name="line.124"></a>
-<FONT color="green">125</FONT> <a name="line.125"></a>
-<FONT color="green">126</FONT> for (int i = 0; i < m.getRowDimension(); i++) {<a name="line.126"></a>
-<FONT color="green">127</FONT> m.addToEntry(i, i, i);<a name="line.127"></a>
-<FONT color="green">128</FONT> Assert.assertEquals(data[i] + i, m.getEntry(i, i), 0d);<a name="line.128"></a>
-<FONT color="green">129</FONT> }<a name="line.129"></a>
-<FONT color="green">130</FONT> }<a name="line.130"></a>
-<FONT color="green">131</FONT> <a name="line.131"></a>
-<FONT color="green">132</FONT> @Test<a name="line.132"></a>
-<FONT color="green">133</FONT> public void testMultiplyEntry() {<a name="line.133"></a>
-<FONT color="green">134</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.134"></a>
-<FONT color="green">135</FONT> final DiagonalMatrix m = new DiagonalMatrix(data);<a name="line.135"></a>
+<FONT color="green">086</FONT> @Test<a name="line.86"></a>
+<FONT color="green">087</FONT> public void testCreate() {<a name="line.87"></a>
+<FONT color="green">088</FONT> final double[] d = { -1.2, 3.4, 5 };<a name="line.88"></a>
+<FONT color="green">089</FONT> final DiagonalMatrix m = new DiagonalMatrix(d, false);<a name="line.89"></a>
+<FONT color="green">090</FONT> final RealMatrix p = m.createMatrix(5, 5);<a name="line.90"></a>
+<FONT color="green">091</FONT> Assert.assertTrue(p instanceof DiagonalMatrix);<a name="line.91"></a>
+<FONT color="green">092</FONT> Assert.assertEquals(5, p.getRowDimension());<a name="line.92"></a>
+<FONT color="green">093</FONT> Assert.assertEquals(5, p.getColumnDimension());<a name="line.93"></a>
+<FONT color="green">094</FONT> }<a name="line.94"></a>
+<FONT color="green">095</FONT> <a name="line.95"></a>
+<FONT color="green">096</FONT> @Test<a name="line.96"></a>
+<FONT color="green">097</FONT> public void testCopy() {<a name="line.97"></a>
+<FONT color="green">098</FONT> final double[] d = { -1.2, 3.4, 5 };<a name="line.98"></a>
+<FONT color="green">099</FONT> final DiagonalMatrix m = new DiagonalMatrix(d, false);<a name="line.99"></a>
+<FONT color="green">100</FONT> final DiagonalMatrix p = (DiagonalMatrix) m.copy();<a name="line.100"></a>
+<FONT color="green">101</FONT> for (int i = 0; i < m.getRowDimension(); ++i) {<a name="line.101"></a>
+<FONT color="green">102</FONT> Assert.assertEquals(m.getEntry(i, i), p.getEntry(i, i), 1.0e-20);<a name="line.102"></a>
+<FONT color="green">103</FONT> }<a name="line.103"></a>
+<FONT color="green">104</FONT> }<a name="line.104"></a>
+<FONT color="green">105</FONT> <a name="line.105"></a>
+<FONT color="green">106</FONT> @Test<a name="line.106"></a>
+<FONT color="green">107</FONT> public void testGetData() {<a name="line.107"></a>
+<FONT color="green">108</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.108"></a>
+<FONT color="green">109</FONT> final int dim = 3;<a name="line.109"></a>
+<FONT color="green">110</FONT> final DiagonalMatrix m = new DiagonalMatrix(dim);<a name="line.110"></a>
+<FONT color="green">111</FONT> for (int i = 0; i < dim; i++) {<a name="line.111"></a>
+<FONT color="green">112</FONT> m.setEntry(i, i, data[i]);<a name="line.112"></a>
+<FONT color="green">113</FONT> }<a name="line.113"></a>
+<FONT color="green">114</FONT> <a name="line.114"></a>
+<FONT color="green">115</FONT> final double[][] out = m.getData();<a name="line.115"></a>
+<FONT color="green">116</FONT> Assert.assertEquals(dim, out.length);<a name="line.116"></a>
+<FONT color="green">117</FONT> for (int i = 0; i < m.getRowDimension(); i++) {<a name="line.117"></a>
+<FONT color="green">118</FONT> Assert.assertEquals(dim, out[i].length);<a name="line.118"></a>
+<FONT color="green">119</FONT> for (int j = 0; j < m.getRowDimension(); j++) {<a name="line.119"></a>
+<FONT color="green">120</FONT> if (i == j) {<a name="line.120"></a>
+<FONT color="green">121</FONT> Assert.assertEquals(data[i], out[i][j], 0d);<a name="line.121"></a>
+<FONT color="green">122</FONT> } else {<a name="line.122"></a>
+<FONT color="green">123</FONT> Assert.assertEquals(0d, out[i][j], 0d);<a name="line.123"></a>
+<FONT color="green">124</FONT> }<a name="line.124"></a>
+<FONT color="green">125</FONT> }<a name="line.125"></a>
+<FONT color="green">126</FONT> } <a name="line.126"></a>
+<FONT color="green">127</FONT> }<a name="line.127"></a>
+<FONT color="green">128</FONT> <a name="line.128"></a>
+<FONT color="green">129</FONT> @Test<a name="line.129"></a>
+<FONT color="green">130</FONT> public void testAdd() {<a name="line.130"></a>
+<FONT color="green">131</FONT> final double[] data1 = { -1.2, 3.4, 5 };<a name="line.131"></a>
+<FONT color="green">132</FONT> final DiagonalMatrix m1 = new DiagonalMatrix(data1);<a name="line.132"></a>
+<FONT color="green">133</FONT> <a name="line.133"></a>
+<FONT color="green">134</FONT> final double[] data2 = { 10.1, 2.3, 45 };<a name="line.134"></a>
+<FONT color="green">135</FONT> final DiagonalMatrix m2 = new DiagonalMatrix(data2);<a name="line.135"></a>
<FONT color="green">136</FONT> <a name="line.136"></a>
-<FONT color="green">137</FONT> for (int i = 0; i < m.getRowDimension(); i++) {<a name="line.137"></a>
-<FONT color="green">138</FONT> m.multiplyEntry(i, i, i);<a name="line.138"></a>
-<FONT color="green">139</FONT> Assert.assertEquals(data[i] * i, m.getEntry(i, i), 0d);<a name="line.139"></a>
-<FONT color="green">140</FONT> }<a name="line.140"></a>
-<FONT color="green">141</FONT> }<a name="line.141"></a>
-<FONT color="green">142</FONT> <a name="line.142"></a>
-<FONT color="green">143</FONT> @Test<a name="line.143"></a>
-<FONT color="green">144</FONT> public void testMultiply1() {<a name="line.144"></a>
-<FONT color="green">145</FONT> final double[] data1 = { -1.2, 3.4, 5 };<a name="line.145"></a>
-<FONT color="green">146</FONT> final DiagonalMatrix m1 = new DiagonalMatrix(data1);<a name="line.146"></a>
-<FONT color="green">147</FONT> final double[] data2 = { 10.1, 2.3, 45 };<a name="line.147"></a>
-<FONT color="green">148</FONT> final DiagonalMatrix m2 = new DiagonalMatrix(data2);<a name="line.148"></a>
+<FONT color="green">137</FONT> final DiagonalMatrix result = m1.add(m2);<a name="line.137"></a>
+<FONT color="green">138</FONT> Assert.assertEquals(m1.getRowDimension(), result.getRowDimension());<a name="line.138"></a>
+<FONT color="green">139</FONT> for (int i = 0; i < result.getRowDimension(); i++) {<a name="line.139"></a>
+<FONT color="green">140</FONT> for (int j = 0; j < result.getRowDimension(); j++) {<a name="line.140"></a>
+<FONT color="green">141</FONT> if (i == j) {<a name="line.141"></a>
+<FONT color="green">142</FONT> Assert.assertEquals(data1[i] + data2[i], result.getEntry(i, j), 0d);<a name="line.142"></a>
+<FONT color="green">143</FONT> } else {<a name="line.143"></a>
+<FONT color="green">144</FONT> Assert.assertEquals(0d, result.getEntry(i, j), 0d);<a name="line.144"></a>
+<FONT color="green">145</FONT> }<a name="line.145"></a>
+<FONT color="green">146</FONT> }<a name="line.146"></a>
+<FONT color="green">147</FONT> }<a name="line.147"></a>
+<FONT color="green">148</FONT> }<a name="line.148"></a>
<FONT color="green">149</FONT> <a name="line.149"></a>
-<FONT color="green">150</FONT> final DiagonalMatrix result = m1.multiply(m2);<a name="line.150"></a>
-<FONT color="green">151</FONT> Assert.assertEquals(m1.getRowDimension(), result.getRowDimension());<a name="line.151"></a>
-<FONT color="green">152</FONT> for (int i = 0; i < result.getRowDimension(); i++) {<a name="line.152"></a>
-<FONT color="green">153</FONT> for (int j = 0; j < result.getRowDimension(); j++) {<a name="line.153"></a>
-<FONT color="green">154</FONT> if (i == j) {<a name="line.154"></a>
-<FONT color="green">155</FONT> Assert.assertEquals(data1[i] * data2[i], result.getEntry(i, j), 0d);<a name="line.155"></a>
-<FONT color="green">156</FONT> } else {<a name="line.156"></a>
-<FONT color="green">157</FONT> Assert.assertEquals(0d, result.getEntry(i, j), 0d);<a name="line.157"></a>
-<FONT color="green">158</FONT> }<a name="line.158"></a>
-<FONT color="green">159</FONT> }<a name="line.159"></a>
-<FONT color="green">160</FONT> }<a name="line.160"></a>
-<FONT color="green">161</FONT> }<a name="line.161"></a>
-<FONT color="green">162</FONT> <a name="line.162"></a>
-<FONT color="green">163</FONT> @Test<a name="line.163"></a>
-<FONT color="green">164</FONT> public void testMultiply2() {<a name="line.164"></a>
-<FONT color="green">165</FONT> final double[] data1 = { -1.2, 3.4, 5 };<a name="line.165"></a>
-<FONT color="green">166</FONT> final DiagonalMatrix diag1 = new DiagonalMatrix(data1);<a name="line.166"></a>
-<FONT color="green">167</FONT> <a name="line.167"></a>
-<FONT color="green">168</FONT> final double[][] data2 = { { -1.2, 3.4 },<a name="line.168"></a>
-<FONT color="green">169</FONT> { -5.6, 7.8 },<a name="line.169"></a>
-<FONT color="green">170</FONT> { 9.1, 2.3 } };<a name="line.170"></a>
-<FONT color="green">171</FONT> final RealMatrix dense2 = new Array2DRowRealMatrix(data2);<a name="line.171"></a>
-<FONT color="green">172</FONT> final RealMatrix dense1 = new Array2DRowRealMatrix(diag1.getData());<a name="line.172"></a>
-<FONT color="green">173</FONT> <a name="line.173"></a>
-<FONT color="green">174</FONT> final RealMatrix diagResult = diag1.multiply(dense2);<a name="line.174"></a>
-<FONT color="green">175</FONT> final RealMatrix denseResult = dense1.multiply(dense2);<a name="line.175"></a>
-<FONT color="green">176</FONT> <a name="line.176"></a>
-<FONT color="green">177</FONT> for (int i = 0; i < dense1.getRowDimension(); i++) {<a name="line.177"></a>
-<FONT color="green">178</FONT> for (int j = 0; j < dense2.getColumnDimension(); j++) {<a name="line.178"></a>
-<FONT color="green">179</FONT> Assert.assertEquals(denseResult.getEntry(i, j),<a name="line.179"></a>
-<FONT color="green">180</FONT> diagResult.getEntry(i, j), 0d);<a name="line.180"></a>
-<FONT color="green">181</FONT> }<a name="line.181"></a>
-<FONT color="green">182</FONT> }<a name="line.182"></a>
-<FONT color="green">183</FONT> }<a name="line.183"></a>
-<FONT color="green">184</FONT> <a name="line.184"></a>
-<FONT color="green">185</FONT> @Test<a name="line.185"></a>
-<FONT color="green">186</FONT> public void testOperate() {<a name="line.186"></a>
-<FONT color="green">187</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.187"></a>
-<FONT color="green">188</FONT> final DiagonalMatrix diag = new DiagonalMatrix(data);<a name="line.188"></a>
-<FONT color="green">189</FONT> final RealMatrix dense = new Array2DRowRealMatrix(diag.getData());<a name="line.189"></a>
-<FONT color="green">190</FONT> <a name="line.190"></a>
-<FONT color="green">191</FONT> final double[] v = { 6.7, 890.1, 23.4 };<a name="line.191"></a>
-<FONT color="green">192</FONT> final double[] diagResult = diag.operate(v);<a name="line.192"></a>
-<FONT color="green">193</FONT> final double[] denseResult = dense.operate(v);<a name="line.193"></a>
-<FONT color="green">194</FONT> <a name="line.194"></a>
-<FONT color="green">195</FONT> TestUtils.assertEquals(diagResult, denseResult, 0d);<a name="line.195"></a>
-<FONT color="green">196</FONT> }<a name="line.196"></a>
-<FONT color="green">197</FONT> <a name="line.197"></a>
-<FONT color="green">198</FONT> @Test<a name="line.198"></a>
-<FONT color="green">199</FONT> public void testPreMultiply() {<a name="line.199"></a>
-<FONT color="green">200</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.200"></a>
-<FONT color="green">201</FONT> final DiagonalMatrix diag = new DiagonalMatrix(data);<a name="line.201"></a>
-<FONT color="green">202</FONT> final RealMatrix dense = new Array2DRowRealMatrix(diag.getData());<a name="line.202"></a>
-<FONT color="green">203</FONT> <a name="line.203"></a>
-<FONT color="green">204</FONT> final double[] v = { 6.7, 890.1, 23.4 };<a name="line.204"></a>
-<FONT color="green">205</FONT> final double[] diagResult = diag.preMultiply(v);<a name="line.205"></a>
-<FONT color="green">206</FONT> final double[] denseResult = dense.preMultiply(v);<a name="line.206"></a>
-<FONT color="green">207</FONT> <a name="line.207"></a>
-<FONT color="green">208</FONT> TestUtils.assertEquals(diagResult, denseResult, 0d);<a name="line.208"></a>
-<FONT color="green">209</FONT> }<a name="line.209"></a>
-<FONT color="green">210</FONT> <a name="line.210"></a>
-<FONT color="green">211</FONT> @Test(expected=MathUnsupportedOperationException.class)<a name="line.211"></a>
-<FONT color="green">212</FONT> public void testSetNonDiagonalEntry() {<a name="line.212"></a>
-<FONT color="green">213</FONT> final DiagonalMatrix diag = new DiagonalMatrix(3);<a name="line.213"></a>
-<FONT color="green">214</FONT> diag.setEntry(1, 2, 3.4);<a name="line.214"></a>
-<FONT color="green">215</FONT> }<a name="line.215"></a>
-<FONT color="green">216</FONT> <a name="line.216"></a>
-<FONT color="green">217</FONT> @Test(expected=OutOfRangeException.class)<a name="line.217"></a>
-<FONT color="green">218</FONT> public void testSetEntryOutOfRange() {<a name="line.218"></a>
-<FONT color="green">219</FONT> final DiagonalMatrix diag = new DiagonalMatrix(3);<a name="line.219"></a>
-<FONT color="green">220</FONT> diag.setEntry(3, 3, 3.4);<a name="line.220"></a>
-<FONT color="green">221</FONT> }<a name="line.221"></a>
-<FONT color="green">222</FONT> }<a name="line.222"></a>
+<FONT color="green">150</FONT> @Test<a name="line.150"></a>
+<FONT color="green">151</FONT> public void testSubtract() {<a name="line.151"></a>
+<FONT color="green">152</FONT> final double[] data1 = { -1.2, 3.4, 5 };<a name="line.152"></a>
+<FONT color="green">153</FONT> final DiagonalMatrix m1 = new DiagonalMatrix(data1);<a name="line.153"></a>
+<FONT color="green">154</FONT> <a name="line.154"></a>
+<FONT color="green">155</FONT> final double[] data2 = { 10.1, 2.3, 45 };<a name="line.155"></a>
+<FONT color="green">156</FONT> final DiagonalMatrix m2 = new DiagonalMatrix(data2);<a name="line.156"></a>
+<FONT color="green">157</FONT> <a name="line.157"></a>
+<FONT color="green">158</FONT> final DiagonalMatrix result = m1.subtract(m2);<a name="line.158"></a>
+<FONT color="green">159</FONT> Assert.assertEquals(m1.getRowDimension(), result.getRowDimension());<a name="line.159"></a>
+<FONT color="green">160</FONT> for (int i = 0; i < result.getRowDimension(); i++) {<a name="line.160"></a>
+<FONT color="green">161</FONT> for (int j = 0; j < result.getRowDimension(); j++) {<a name="line.161"></a>
+<FONT color="green">162</FONT> if (i == j) {<a name="line.162"></a>
+<FONT color="green">163</FONT> Assert.assertEquals(data1[i] - data2[i], result.getEntry(i, j), 0d);<a name="line.163"></a>
+<FONT color="green">164</FONT> } else {<a name="line.164"></a>
+<FONT color="green">165</FONT> Assert.assertEquals(0d, result.getEntry(i, j), 0d);<a name="line.165"></a>
+<FONT color="green">166</FONT> }<a name="line.166"></a>
+<FONT color="green">167</FONT> }<a name="line.167"></a>
+<FONT color="green">168</FONT> }<a name="line.168"></a>
+<FONT color="green">169</FONT> }<a name="line.169"></a>
+<FONT color="green">170</FONT> <a name="line.170"></a>
+<FONT color="green">171</FONT> @Test<a name="line.171"></a>
+<FONT color="green">172</FONT> public void testAddToEntry() {<a name="line.172"></a>
+<FONT color="green">173</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.173"></a>
+<FONT color="green">174</FONT> final DiagonalMatrix m = new DiagonalMatrix(data);<a name="line.174"></a>
+<FONT color="green">175</FONT> <a name="line.175"></a>
+<FONT color="green">176</FONT> for (int i = 0; i < m.getRowDimension(); i++) {<a name="line.176"></a>
+<FONT color="green">177</FONT> m.addToEntry(i, i, i);<a name="line.177"></a>
+<FONT color="green">178</FONT> Assert.assertEquals(data[i] + i, m.getEntry(i, i), 0d);<a name="line.178"></a>
+<FONT color="green">179</FONT> }<a name="line.179"></a>
+<FONT color="green">180</FONT> }<a name="line.180"></a>
+<FONT color="green">181</FONT> <a name="line.181"></a>
+<FONT color="green">182</FONT> @Test<a name="line.182"></a>
+<FONT color="green">183</FONT> public void testMultiplyEntry() {<a name="line.183"></a>
+<FONT color="green">184</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.184"></a>
+<FONT color="green">185</FONT> final DiagonalMatrix m = new DiagonalMatrix(data);<a name="line.185"></a>
+<FONT color="green">186</FONT> <a name="line.186"></a>
+<FONT color="green">187</FONT> for (int i = 0; i < m.getRowDimension(); i++) {<a name="line.187"></a>
+<FONT color="green">188</FONT> m.multiplyEntry(i, i, i);<a name="line.188"></a>
+<FONT color="green">189</FONT> Assert.assertEquals(data[i] * i, m.getEntry(i, i), 0d);<a name="line.189"></a>
+<FONT color="green">190</FONT> }<a name="line.190"></a>
+<FONT color="green">191</FONT> }<a name="line.191"></a>
+<FONT color="green">192</FONT> <a name="line.192"></a>
+<FONT color="green">193</FONT> @Test<a name="line.193"></a>
+<FONT color="green">194</FONT> public void testMultiply1() {<a name="line.194"></a>
+<FONT color="green">195</FONT> final double[] data1 = { -1.2, 3.4, 5 };<a name="line.195"></a>
+<FONT color="green">196</FONT> final DiagonalMatrix m1 = new DiagonalMatrix(data1);<a name="line.196"></a>
+<FONT color="green">197</FONT> final double[] data2 = { 10.1, 2.3, 45 };<a name="line.197"></a>
+<FONT color="green">198</FONT> final DiagonalMatrix m2 = new DiagonalMatrix(data2);<a name="line.198"></a>
+<FONT color="green">199</FONT> <a name="line.199"></a>
+<FONT color="green">200</FONT> final DiagonalMatrix result = (DiagonalMatrix) m1.multiply((RealMatrix) m2);<a name="line.200"></a>
+<FONT color="green">201</FONT> Assert.assertEquals(m1.getRowDimension(), result.getRowDimension());<a name="line.201"></a>
+<FONT color="green">202</FONT> for (int i = 0; i < result.getRowDimension(); i++) {<a name="line.202"></a>
+<FONT color="green">203</FONT> for (int j = 0; j < result.getRowDimension(); j++) {<a name="line.203"></a>
+<FONT color="green">204</FONT> if (i == j) {<a name="line.204"></a>
+<FONT color="green">205</FONT> Assert.assertEquals(data1[i] * data2[i], result.getEntry(i, j), 0d);<a name="line.205"></a>
+<FONT color="green">206</FONT> } else {<a name="line.206"></a>
+<FONT color="green">207</FONT> Assert.assertEquals(0d, result.getEntry(i, j), 0d);<a name="line.207"></a>
+<FONT color="green">208</FONT> }<a name="line.208"></a>
+<FONT color="green">209</FONT> }<a name="line.209"></a>
+<FONT color="green">210</FONT> }<a name="line.210"></a>
+<FONT color="green">211</FONT> }<a name="line.211"></a>
+<FONT color="green">212</FONT> <a name="line.212"></a>
+<FONT color="green">213</FONT> @Test<a name="line.213"></a>
+<FONT color="green">214</FONT> public void testMultiply2() {<a name="line.214"></a>
+<FONT color="green">215</FONT> final double[] data1 = { -1.2, 3.4, 5 };<a name="line.215"></a>
+<FONT color="green">216</FONT> final DiagonalMatrix diag1 = new DiagonalMatrix(data1);<a name="line.216"></a>
+<FONT color="green">217</FONT> <a name="line.217"></a>
+<FONT color="green">218</FONT> final double[][] data2 = { { -1.2, 3.4 },<a name="line.218"></a>
+<FONT color="green">219</FONT> { -5.6, 7.8 },<a name="line.219"></a>
+<FONT color="green">220</FONT> { 9.1, 2.3 } };<a name="line.220"></a>
+<FONT color="green">221</FONT> final RealMatrix dense2 = new Array2DRowRealMatrix(data2);<a name="line.221"></a>
+<FONT color="green">222</FONT> final RealMatrix dense1 = new Array2DRowRealMatrix(diag1.getData());<a name="line.222"></a>
+<FONT color="green">223</FONT> <a name="line.223"></a>
+<FONT color="green">224</FONT> final RealMatrix diagResult = diag1.multiply(dense2);<a name="line.224"></a>
+<FONT color="green">225</FONT> final RealMatrix denseResult = dense1.multiply(dense2);<a name="line.225"></a>
+<FONT color="green">226</FONT> <a name="line.226"></a>
+<FONT color="green">227</FONT> for (int i = 0; i < dense1.getRowDimension(); i++) {<a name="line.227"></a>
+<FONT color="green">228</FONT> for (int j = 0; j < dense2.getColumnDimension(); j++) {<a name="line.228"></a>
+<FONT color="green">229</FONT> Assert.assertEquals(denseResult.getEntry(i, j),<a name="line.229"></a>
+<FONT color="green">230</FONT> diagResult.getEntry(i, j), 0d);<a name="line.230"></a>
+<FONT color="green">231</FONT> }<a name="line.231"></a>
+<FONT color="green">232</FONT> }<a name="line.232"></a>
+<FONT color="green">233</FONT> }<a name="line.233"></a>
+<FONT color="green">234</FONT> <a name="line.234"></a>
+<FONT color="green">235</FONT> @Test<a name="line.235"></a>
+<FONT color="green">236</FONT> public void testOperate() {<a name="line.236"></a>
+<FONT color="green">237</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.237"></a>
+<FONT color="green">238</FONT> final DiagonalMatrix diag = new DiagonalMatrix(data);<a name="line.238"></a>
+<FONT color="green">239</FONT> final RealMatrix dense = new Array2DRowRealMatrix(diag.getData());<a name="line.239"></a>
+<FONT color="green">240</FONT> <a name="line.240"></a>
+<FONT color="green">241</FONT> final double[] v = { 6.7, 890.1, 23.4 };<a name="line.241"></a>
+<FONT color="green">242</FONT> final double[] diagResult = diag.operate(v);<a name="line.242"></a>
+<FONT color="green">243</FONT> final double[] denseResult = dense.operate(v);<a name="line.243"></a>
+<FONT color="green">244</FONT> <a name="line.244"></a>
+<FONT color="green">245</FONT> TestUtils.assertEquals(diagResult, denseResult, 0d);<a name="line.245"></a>
+<FONT color="green">246</FONT> }<a name="line.246"></a>
+<FONT color="green">247</FONT> <a name="line.247"></a>
+<FONT color="green">248</FONT> @Test<a name="line.248"></a>
+<FONT color="green">249</FONT> public void testPreMultiply() {<a name="line.249"></a>
+<FONT color="green">250</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.250"></a>
+<FONT color="green">251</FONT> final DiagonalMatrix diag = new DiagonalMatrix(data);<a name="line.251"></a>
+<FONT color="green">252</FONT> final RealMatrix dense = new Array2DRowRealMatrix(diag.getData());<a name="line.252"></a>
+<FONT color="green">253</FONT> <a name="line.253"></a>
+<FONT color="green">254</FONT> final double[] v = { 6.7, 890.1, 23.4 };<a name="line.254"></a>
+<FONT color="green">255</FONT> final double[] diagResult = diag.preMultiply(v);<a name="line.255"></a>
+<FONT color="green">256</FONT> final double[] denseResult = dense.preMultiply(v);<a name="line.256"></a>
+<FONT color="green">257</FONT> <a name="line.257"></a>
+<FONT color="green">258</FONT> TestUtils.assertEquals(diagResult, denseResult, 0d);<a name="line.258"></a>
+<FONT color="green">259</FONT> }<a name="line.259"></a>
+<FONT color="green">260</FONT> <a name="line.260"></a>
+<FONT color="green">261</FONT> @Test(expected=NumberIsTooLargeException.class)<a name="line.261"></a>
+<FONT color="green">262</FONT> public void testSetNonDiagonalEntry() {<a name="line.262"></a>
+<FONT color="green">263</FONT> final DiagonalMatrix diag = new DiagonalMatrix(3);<a name="line.263"></a>
+<FONT color="green">264</FONT> diag.setEntry(1, 2, 3.4);<a name="line.264"></a>
+<FONT color="green">265</FONT> }<a name="line.265"></a>
+<FONT color="green">266</FONT> <a name="line.266"></a>
+<FONT color="green">267</FONT> @Test<a name="line.267"></a>
+<FONT color="green">268</FONT> public void testSetNonDiagonalZero() {<a name="line.268"></a>
+<FONT color="green">269</FONT> final DiagonalMatrix diag = new DiagonalMatrix(3);<a name="line.269"></a>
+<FONT color="green">270</FONT> diag.setEntry(1, 2, 0.0);<a name="line.270"></a>
+<FONT color="green">271</FONT> Assert.assertEquals(0.0, diag.getEntry(1, 2), Precision.SAFE_MIN);<a name="line.271"></a>
+<FONT color="green">272</FONT> }<a name="line.272"></a>
+<FONT color="green">273</FONT> <a name="line.273"></a>
+<FONT color="green">274</FONT> @Test(expected=NumberIsTooLargeException.class)<a name="line.274"></a>
+<FONT color="green">275</FONT> public void testAddNonDiagonalEntry() {<a name="line.275"></a>
+<FONT color="green">276</FONT> final DiagonalMatrix diag = new DiagonalMatrix(3);<a name="line.276"></a>
+<FONT color="green">277</FONT> diag.addToEntry(1, 2, 3.4);<a name="line.277"></a>
+<FONT color="green">278</FONT> }<a name="line.278"></a>
+<FONT color="green">279</FONT> <a name="line.279"></a>
+<FONT color="green">280</FONT> @Test<a name="line.280"></a>
+<FONT color="green">281</FONT> public void testAddNonDiagonalZero() {<a name="line.281"></a>
+<FONT color="green">282</FONT> final DiagonalMatrix diag = new DiagonalMatrix(3);<a name="line.282"></a>
+<FONT color="green">283</FONT> diag.addToEntry(1, 2, 0.0);<a name="line.283"></a>
+<FONT color="green">284</FONT> Assert.assertEquals(0.0, diag.getEntry(1, 2), Precision.SAFE_MIN);<a name="line.284"></a>
+<FONT color="green">285</FONT> }<a name="line.285"></a>
+<FONT color="green">286</FONT> <a name="line.286"></a>
+<FONT color="green">287</FONT> @Test<a name="line.287"></a>
+<FONT color="green">288</FONT> public void testMultiplyNonDiagonalEntry() {<a name="line.288"></a>
+<FONT color="green">289</FONT> final DiagonalMatrix diag = new DiagonalMatrix(3);<a name="line.289"></a>
+<FONT color="green">290</FONT> diag.multiplyEntry(1, 2, 3.4);<a name="line.290"></a>
+<FONT color="green">291</FONT> Assert.assertEquals(0.0, diag.getEntry(1, 2), Precision.SAFE_MIN);<a name="line.291"></a>
+<FONT color="green">292</FONT> }<a name="line.292"></a>
+<FONT color="green">293</FONT> <a name="line.293"></a>
+<FONT color="green">294</FONT> @Test<a name="line.294"></a>
+<FONT color="green">295</FONT> public void testMultiplyNonDiagonalZero() {<a name="line.295"></a>
+<FONT color="green">296</FONT> final DiagonalMatrix diag = new DiagonalMatrix(3);<a name="line.296"></a>
+<FONT color="green">297</FONT> diag.multiplyEntry(1, 2, 0.0);<a name="line.297"></a>
+<FONT color="green">298</FONT> Assert.assertEquals(0.0, diag.getEntry(1, 2), Precision.SAFE_MIN);<a name="line.298"></a>
+<FONT color="green">299</FONT> }<a name="line.299"></a>
+<FONT color="green">300</FONT> <a name="line.300"></a>
+<FONT color="green">301</FONT> @Test(expected=OutOfRangeException.class)<a name="line.301"></a>
+<FONT color="green">302</FONT> public void testSetEntryOutOfRange() {<a name="line.302"></a>
+<FONT color="green">303</FONT> final DiagonalMatrix diag = new DiagonalMatrix(3);<a name="line.303"></a>
+<FONT color="green">304</FONT> diag.setEntry(3, 3, 3.4);<a name="line.304"></a>
+<FONT color="green">305</FONT> }<a name="line.305"></a>
+<FONT color="green">306</FONT> <a name="line.306"></a>
+<FONT color="green">307</FONT> @Test(expected=NullArgumentException.class)<a name="line.307"></a>
+<FONT color="green">308</FONT> public void testNull() {<a name="line.308"></a>
+<FONT color="green">309</FONT> new DiagonalMatrix(null, false);<a name="line.309"></a>
+<FONT color="green">310</FONT> }<a name="line.310"></a>
+<FONT color="green">311</FONT> <a name="line.311"></a>
+<FONT color="green">312</FONT> @Test(expected=NumberIsTooLargeException.class)<a name="line.312"></a>
+<FONT color="green">313</FONT> public void testSetSubMatrixError() {<a name="line.313"></a>
+<FONT color="green">314</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.314"></a>
+<FONT color="green">315</FONT> final DiagonalMatrix diag = new DiagonalMatrix(data);<a name="line.315"></a>
+<FONT color="green">316</FONT> diag.setSubMatrix(new double[][] { {1.0, 1.0}, {1.0, 1.0}}, 1, 1);<a name="line.316"></a>
+<FONT color="green">317</FONT> }<a name="line.317"></a>
+<FONT color="green">318</FONT> <a name="line.318"></a>
+<FONT color="green">319</FONT> @Test<a name="line.319"></a>
+<FONT color="green">320</FONT> public void testSetSubMatrix() {<a name="line.320"></a>
+<FONT color="green">321</FONT> final double[] data = { -1.2, 3.4, 5 };<a name="line.321"></a>
+<FONT color="green">322</FONT> final DiagonalMatrix diag = new DiagonalMatrix(data);<a name="line.322"></a>
+<FONT color="green">323</FONT> diag.setSubMatrix(new double[][] { {0.0, 5.0, 0.0}, {0.0, 0.0, 6.0}}, 1, 0);<a name="line.323"></a>
+<FONT color="green">324</FONT> Assert.assertEquals(-1.2, diag.getEntry(0, 0), 1.0e-20);<a name="line.324"></a>
+<FONT color="green">325</FONT> Assert.assertEquals( 5.0, diag.getEntry(1, 1), 1.0e-20);<a name="line.325"></a>
+<FONT color="green">326</FONT> Assert.assertEquals( 6.0, diag.getEntry(2, 2), 1.0e-20);<a name="line.326"></a>
+<FONT color="green">327</FONT> }<a name="line.327"></a>
+<FONT color="green">328</FONT> <a name="line.328"></a>
+<FONT color="green">329</FONT> }<a name="line.329"></a>
Modified: websites/production/commons/content/proper/commons-math/testapidocs/src-html/org/apache/commons/math3/linear/QRDecompositionTest.html
==============================================================================
--- websites/production/commons/content/proper/commons-math/testapidocs/src-html/org/apache/commons/math3/linear/QRDecompositionTest.html (original)
+++ websites/production/commons/content/proper/commons-math/testapidocs/src-html/org/apache/commons/math3/linear/QRDecompositionTest.html Sat Apr 6 23:42:01 2013
@@ -248,22 +248,21 @@
<FONT color="green">245</FONT> public void testNonInvertible() {<a name="line.245"></a>
<FONT color="green">246</FONT> QRDecomposition qr =<a name="line.246"></a>
<FONT color="green">247</FONT> new QRDecomposition(MatrixUtils.createRealMatrix(testData3x3Singular));<a name="line.247"></a>
-<FONT color="green">248</FONT> <a name="line.248"></a>
-<FONT color="green">249</FONT> final RealMatrix inv = qr.getSolver().getInverse();<a name="line.249"></a>
-<FONT color="green">250</FONT> }<a name="line.250"></a>
-<FONT color="green">251</FONT> <a name="line.251"></a>
-<FONT color="green">252</FONT> private RealMatrix createTestMatrix(final Random r, final int rows, final int columns) {<a name="line.252"></a>
-<FONT color="green">253</FONT> RealMatrix m = MatrixUtils.createRealMatrix(rows, columns);<a name="line.253"></a>
-<FONT color="green">254</FONT> m.walkInOptimizedOrder(new DefaultRealMatrixChangingVisitor(){<a name="line.254"></a>
-<FONT color="green">255</FONT> @Override<a name="line.255"></a>
-<FONT color="green">256</FONT> public double visit(int row, int column, double value) {<a name="line.256"></a>
-<FONT color="green">257</FONT> return 2.0 * r.nextDouble() - 1.0;<a name="line.257"></a>
-<FONT color="green">258</FONT> }<a name="line.258"></a>
-<FONT color="green">259</FONT> });<a name="line.259"></a>
-<FONT color="green">260</FONT> return m;<a name="line.260"></a>
-<FONT color="green">261</FONT> }<a name="line.261"></a>
-<FONT color="green">262</FONT> <a name="line.262"></a>
-<FONT color="green">263</FONT> }<a name="line.263"></a>
+<FONT color="green">248</FONT> qr.getSolver().getInverse();<a name="line.248"></a>
+<FONT color="green">249</FONT> }<a name="line.249"></a>
+<FONT color="green">250</FONT> <a name="line.250"></a>
+<FONT color="green">251</FONT> private RealMatrix createTestMatrix(final Random r, final int rows, final int columns) {<a name="line.251"></a>
+<FONT color="green">252</FONT> RealMatrix m = MatrixUtils.createRealMatrix(rows, columns);<a name="line.252"></a>
+<FONT color="green">253</FONT> m.walkInOptimizedOrder(new DefaultRealMatrixChangingVisitor(){<a name="line.253"></a>
+<FONT color="green">254</FONT> @Override<a name="line.254"></a>
+<FONT color="green">255</FONT> public double visit(int row, int column, double value) {<a name="line.255"></a>
+<FONT color="green">256</FONT> return 2.0 * r.nextDouble() - 1.0;<a name="line.256"></a>
+<FONT color="green">257</FONT> }<a name="line.257"></a>
+<FONT color="green">258</FONT> });<a name="line.258"></a>
+<FONT color="green">259</FONT> return m;<a name="line.259"></a>
+<FONT color="green">260</FONT> }<a name="line.260"></a>
+<FONT color="green">261</FONT> <a name="line.261"></a>
+<FONT color="green">262</FONT> }<a name="line.262"></a>
Added: websites/production/commons/content/proper/commons-math/testapidocs/src-html/org/apache/commons/math3/linear/RRQRDecompositionTest.html
==============================================================================
--- websites/production/commons/content/proper/commons-math/testapidocs/src-html/org/apache/commons/math3/linear/RRQRDecompositionTest.html (added)
+++ websites/production/commons/content/proper/commons-math/testapidocs/src-html/org/apache/commons/math3/linear/RRQRDecompositionTest.html Sat Apr 6 23:42:01 2013
@@ -0,0 +1,299 @@
+<HTML>
+<BODY BGCOLOR="white">
+<PRE>
+<FONT color="green">001</FONT> /*<a name="line.1"></a>
+<FONT color="green">002</FONT> * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a>
+<FONT color="green">003</FONT> * contributor license agreements. See the NOTICE file distributed with<a name="line.3"></a>
+<FONT color="green">004</FONT> * this work for additional information regarding copyright ownership.<a name="line.4"></a>
+<FONT color="green">005</FONT> * The ASF licenses this file to You under the Apache License, Version 2.0<a name="line.5"></a>
+<FONT color="green">006</FONT> * (the "License"); you may not use this file except in compliance with<a name="line.6"></a>
+<FONT color="green">007</FONT> * the License. You may obtain a copy of the License at<a name="line.7"></a>
+<FONT color="green">008</FONT> *<a name="line.8"></a>
+<FONT color="green">009</FONT> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
+<FONT color="green">010</FONT> *<a name="line.10"></a>
+<FONT color="green">011</FONT> * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
+<FONT color="green">012</FONT> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a>
+<FONT color="green">013</FONT> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
+<FONT color="green">014</FONT> * See the License for the specific language governing permissions and<a name="line.14"></a>
+<FONT color="green">015</FONT> * limitations under the License.<a name="line.15"></a>
+<FONT color="green">016</FONT> */<a name="line.16"></a>
+<FONT color="green">017</FONT> <a name="line.17"></a>
+<FONT color="green">018</FONT> package org.apache.commons.math3.linear;<a name="line.18"></a>
+<FONT color="green">019</FONT> <a name="line.19"></a>
+<FONT color="green">020</FONT> import java.util.Random;<a name="line.20"></a>
+<FONT color="green">021</FONT> <a name="line.21"></a>
+<FONT color="green">022</FONT> import org.junit.Assert;<a name="line.22"></a>
+<FONT color="green">023</FONT> import org.junit.Test;<a name="line.23"></a>
+<FONT color="green">024</FONT> <a name="line.24"></a>
+<FONT color="green">025</FONT> <a name="line.25"></a>
+<FONT color="green">026</FONT> public class RRQRDecompositionTest {<a name="line.26"></a>
+<FONT color="green">027</FONT> private double[][] testData3x3NonSingular = {<a name="line.27"></a>
+<FONT color="green">028</FONT> { 12, -51, 4 },<a name="line.28"></a>
+<FONT color="green">029</FONT> { 6, 167, -68 },<a name="line.29"></a>
+<FONT color="green">030</FONT> { -4, 24, -41 }, };<a name="line.30"></a>
+<FONT color="green">031</FONT> <a name="line.31"></a>
+<FONT color="green">032</FONT> private double[][] testData3x3Singular = {<a name="line.32"></a>
+<FONT color="green">033</FONT> { 1, 4, 7, },<a name="line.33"></a>
+<FONT color="green">034</FONT> { 2, 5, 8, },<a name="line.34"></a>
+<FONT color="green">035</FONT> { 3, 6, 9, }, };<a name="line.35"></a>
+<FONT color="green">036</FONT> <a name="line.36"></a>
+<FONT color="green">037</FONT> private double[][] testData3x4 = {<a name="line.37"></a>
+<FONT color="green">038</FONT> { 12, -51, 4, 1 },<a name="line.38"></a>
+<FONT color="green">039</FONT> { 6, 167, -68, 2 },<a name="line.39"></a>
+<FONT color="green">040</FONT> { -4, 24, -41, 3 }, };<a name="line.40"></a>
+<FONT color="green">041</FONT> <a name="line.41"></a>
+<FONT color="green">042</FONT> private double[][] testData4x3 = {<a name="line.42"></a>
+<FONT color="green">043</FONT> { 12, -51, 4, },<a name="line.43"></a>
+<FONT color="green">044</FONT> { 6, 167, -68, },<a name="line.44"></a>
+<FONT color="green">045</FONT> { -4, 24, -41, },<a name="line.45"></a>
+<FONT color="green">046</FONT> { -5, 34, 7, }, };<a name="line.46"></a>
+<FONT color="green">047</FONT> <a name="line.47"></a>
+<FONT color="green">048</FONT> private static final double entryTolerance = 10e-16;<a name="line.48"></a>
+<FONT color="green">049</FONT> <a name="line.49"></a>
+<FONT color="green">050</FONT> private static final double normTolerance = 10e-14;<a name="line.50"></a>
+<FONT color="green">051</FONT> <a name="line.51"></a>
+<FONT color="green">052</FONT> /** test dimensions */<a name="line.52"></a>
+<FONT color="green">053</FONT> @Test<a name="line.53"></a>
+<FONT color="green">054</FONT> public void testDimensions() {<a name="line.54"></a>
+<FONT color="green">055</FONT> checkDimension(MatrixUtils.createRealMatrix(testData3x3NonSingular));<a name="line.55"></a>
+<FONT color="green">056</FONT> <a name="line.56"></a>
+<FONT color="green">057</FONT> checkDimension(MatrixUtils.createRealMatrix(testData4x3));<a name="line.57"></a>
+<FONT color="green">058</FONT> <a name="line.58"></a>
+<FONT color="green">059</FONT> checkDimension(MatrixUtils.createRealMatrix(testData3x4));<a name="line.59"></a>
+<FONT color="green">060</FONT> <a name="line.60"></a>
+<FONT color="green">061</FONT> Random r = new Random(643895747384642l);<a name="line.61"></a>
+<FONT color="green">062</FONT> int p = (5 * BlockRealMatrix.BLOCK_SIZE) / 4;<a name="line.62"></a>
+<FONT color="green">063</FONT> int q = (7 * BlockRealMatrix.BLOCK_SIZE) / 4;<a name="line.63"></a>
+<FONT color="green">064</FONT> checkDimension(createTestMatrix(r, p, q));<a name="line.64"></a>
+<FONT color="green">065</FONT> checkDimension(createTestMatrix(r, q, p));<a name="line.65"></a>
+<FONT color="green">066</FONT> <a name="line.66"></a>
+<FONT color="green">067</FONT> }<a name="line.67"></a>
+<FONT color="green">068</FONT> <a name="line.68"></a>
+<FONT color="green">069</FONT> private void checkDimension(RealMatrix m) {<a name="line.69"></a>
+<FONT color="green">070</FONT> int rows = m.getRowDimension();<a name="line.70"></a>
+<FONT color="green">071</FONT> int columns = m.getColumnDimension();<a name="line.71"></a>
+<FONT color="green">072</FONT> RRQRDecomposition qr = new RRQRDecomposition(m);<a name="line.72"></a>
+<FONT color="green">073</FONT> Assert.assertEquals(rows, qr.getQ().getRowDimension());<a name="line.73"></a>
+<FONT color="green">074</FONT> Assert.assertEquals(rows, qr.getQ().getColumnDimension());<a name="line.74"></a>
+<FONT color="green">075</FONT> Assert.assertEquals(rows, qr.getR().getRowDimension());<a name="line.75"></a>
+<FONT color="green">076</FONT> Assert.assertEquals(columns, qr.getR().getColumnDimension());<a name="line.76"></a>
+<FONT color="green">077</FONT> }<a name="line.77"></a>
+<FONT color="green">078</FONT> <a name="line.78"></a>
+<FONT color="green">079</FONT> /** test AP = QR */<a name="line.79"></a>
+<FONT color="green">080</FONT> @Test<a name="line.80"></a>
+<FONT color="green">081</FONT> public void testAPEqualQR() {<a name="line.81"></a>
+<FONT color="green">082</FONT> checkAPEqualQR(MatrixUtils.createRealMatrix(testData3x3NonSingular));<a name="line.82"></a>
+<FONT color="green">083</FONT> <a name="line.83"></a>
+<FONT color="green">084</FONT> checkAPEqualQR(MatrixUtils.createRealMatrix(testData3x3Singular));<a name="line.84"></a>
+<FONT color="green">085</FONT> <a name="line.85"></a>
+<FONT color="green">086</FONT> checkAPEqualQR(MatrixUtils.createRealMatrix(testData3x4));<a name="line.86"></a>
+<FONT color="green">087</FONT> <a name="line.87"></a>
+<FONT color="green">088</FONT> checkAPEqualQR(MatrixUtils.createRealMatrix(testData4x3));<a name="line.88"></a>
+<FONT color="green">089</FONT> <a name="line.89"></a>
+<FONT color="green">090</FONT> Random r = new Random(643895747384642l);<a name="line.90"></a>
+<FONT color="green">091</FONT> int p = (5 * BlockRealMatrix.BLOCK_SIZE) / 4;<a name="line.91"></a>
+<FONT color="green">092</FONT> int q = (7 * BlockRealMatrix.BLOCK_SIZE) / 4;<a name="line.92"></a>
+<FONT color="green">093</FONT> checkAPEqualQR(createTestMatrix(r, p, q));<a name="line.93"></a>
+<FONT color="green">094</FONT> <a name="line.94"></a>
+<FONT color="green">095</FONT> checkAPEqualQR(createTestMatrix(r, q, p));<a name="line.95"></a>
+<FONT color="green">096</FONT> <a name="line.96"></a>
+<FONT color="green">097</FONT> }<a name="line.97"></a>
+<FONT color="green">098</FONT> <a name="line.98"></a>
+<FONT color="green">099</FONT> private void checkAPEqualQR(RealMatrix m) {<a name="line.99"></a>
+<FONT color="green">100</FONT> RRQRDecomposition rrqr = new RRQRDecomposition(m);<a name="line.100"></a>
+<FONT color="green">101</FONT> double norm = rrqr.getQ().multiply(rrqr.getR()).subtract(m.multiply(rrqr.getP())).getNorm();<a name="line.101"></a>
+<FONT color="green">102</FONT> Assert.assertEquals(0, norm, normTolerance);<a name="line.102"></a>
+<FONT color="green">103</FONT> }<a name="line.103"></a>
+<FONT color="green">104</FONT> <a name="line.104"></a>
+<FONT color="green">105</FONT> /** test the orthogonality of Q */<a name="line.105"></a>
+<FONT color="green">106</FONT> @Test<a name="line.106"></a>
+<FONT color="green">107</FONT> public void testQOrthogonal() {<a name="line.107"></a>
+<FONT color="green">108</FONT> checkQOrthogonal(MatrixUtils.createRealMatrix(testData3x3NonSingular));<a name="line.108"></a>
+<FONT color="green">109</FONT> <a name="line.109"></a>
+<FONT color="green">110</FONT> checkQOrthogonal(MatrixUtils.createRealMatrix(testData3x3Singular));<a name="line.110"></a>
+<FONT color="green">111</FONT> <a name="line.111"></a>
+<FONT color="green">112</FONT> checkQOrthogonal(MatrixUtils.createRealMatrix(testData3x4));<a name="line.112"></a>
+<FONT color="green">113</FONT> <a name="line.113"></a>
+<FONT color="green">114</FONT> checkQOrthogonal(MatrixUtils.createRealMatrix(testData4x3));<a name="line.114"></a>
+<FONT color="green">115</FONT> <a name="line.115"></a>
+<FONT color="green">116</FONT> Random r = new Random(643895747384642l);<a name="line.116"></a>
+<FONT color="green">117</FONT> int p = (5 * BlockRealMatrix.BLOCK_SIZE) / 4;<a name="line.117"></a>
+<FONT color="green">118</FONT> int q = (7 * BlockRealMatrix.BLOCK_SIZE) / 4;<a name="line.118"></a>
+<FONT color="green">119</FONT> checkQOrthogonal(createTestMatrix(r, p, q));<a name="line.119"></a>
+<FONT color="green">120</FONT> <a name="line.120"></a>
+<FONT color="green">121</FONT> checkQOrthogonal(createTestMatrix(r, q, p));<a name="line.121"></a>
+<FONT color="green">122</FONT> <a name="line.122"></a>
+<FONT color="green">123</FONT> }<a name="line.123"></a>
+<FONT color="green">124</FONT> <a name="line.124"></a>
+<FONT color="green">125</FONT> private void checkQOrthogonal(RealMatrix m) {<a name="line.125"></a>
+<FONT color="green">126</FONT> RRQRDecomposition qr = new RRQRDecomposition(m);<a name="line.126"></a>
+<FONT color="green">127</FONT> RealMatrix eye = MatrixUtils.createRealIdentityMatrix(m.getRowDimension());<a name="line.127"></a>
+<FONT color="green">128</FONT> double norm = qr.getQT().multiply(qr.getQ()).subtract(eye).getNorm();<a name="line.128"></a>
+<FONT color="green">129</FONT> Assert.assertEquals(0, norm, normTolerance);<a name="line.129"></a>
+<FONT color="green">130</FONT> }<a name="line.130"></a>
+<FONT color="green">131</FONT> <a name="line.131"></a>
+<FONT color="green">132</FONT> /** test that R is upper triangular */<a name="line.132"></a>
+<FONT color="green">133</FONT> @Test<a name="line.133"></a>
+<FONT color="green">134</FONT> public void testRUpperTriangular() {<a name="line.134"></a>
+<FONT color="green">135</FONT> RealMatrix matrix = MatrixUtils.createRealMatrix(testData3x3NonSingular);<a name="line.135"></a>
+<FONT color="green">136</FONT> checkUpperTriangular(new RRQRDecomposition(matrix).getR());<a name="line.136"></a>
+<FONT color="green">137</FONT> <a name="line.137"></a>
+<FONT color="green">138</FONT> matrix = MatrixUtils.createRealMatrix(testData3x3Singular);<a name="line.138"></a>
+<FONT color="green">139</FONT> checkUpperTriangular(new RRQRDecomposition(matrix).getR());<a name="line.139"></a>
+<FONT color="green">140</FONT> <a name="line.140"></a>
+<FONT color="green">141</FONT> matrix = MatrixUtils.createRealMatrix(testData3x4);<a name="line.141"></a>
+<FONT color="green">142</FONT> checkUpperTriangular(new RRQRDecomposition(matrix).getR());<a name="line.142"></a>
+<FONT color="green">143</FONT> <a name="line.143"></a>
+<FONT color="green">144</FONT> matrix = MatrixUtils.createRealMatrix(testData4x3);<a name="line.144"></a>
+<FONT color="green">145</FONT> checkUpperTriangular(new RRQRDecomposition(matrix).getR());<a name="line.145"></a>
+<FONT color="green">146</FONT> <a name="line.146"></a>
+<FONT color="green">147</FONT> Random r = new Random(643895747384642l);<a name="line.147"></a>
+<FONT color="green">148</FONT> int p = (5 * BlockRealMatrix.BLOCK_SIZE) / 4;<a name="line.148"></a>
+<FONT color="green">149</FONT> int q = (7 * BlockRealMatrix.BLOCK_SIZE) / 4;<a name="line.149"></a>
+<FONT color="green">150</FONT> matrix = createTestMatrix(r, p, q);<a name="line.150"></a>
+<FONT color="green">151</FONT> checkUpperTriangular(new RRQRDecomposition(matrix).getR());<a name="line.151"></a>
+<FONT color="green">152</FONT> <a name="line.152"></a>
+<FONT color="green">153</FONT> matrix = createTestMatrix(r, p, q);<a name="line.153"></a>
+<FONT color="green">154</FONT> checkUpperTriangular(new RRQRDecomposition(matrix).getR());<a name="line.154"></a>
+<FONT color="green">155</FONT> <a name="line.155"></a>
+<FONT color="green">156</FONT> }<a name="line.156"></a>
+<FONT color="green">157</FONT> <a name="line.157"></a>
+<FONT color="green">158</FONT> private void checkUpperTriangular(RealMatrix m) {<a name="line.158"></a>
+<FONT color="green">159</FONT> m.walkInOptimizedOrder(new DefaultRealMatrixPreservingVisitor() {<a name="line.159"></a>
+<FONT color="green">160</FONT> @Override<a name="line.160"></a>
+<FONT color="green">161</FONT> public void visit(int row, int column, double value) {<a name="line.161"></a>
+<FONT color="green">162</FONT> if (column < row) {<a name="line.162"></a>
+<FONT color="green">163</FONT> Assert.assertEquals(0.0, value, entryTolerance);<a name="line.163"></a>
+<FONT color="green">164</FONT> }<a name="line.164"></a>
+<FONT color="green">165</FONT> }<a name="line.165"></a>
+<FONT color="green">166</FONT> });<a name="line.166"></a>
+<FONT color="green">167</FONT> }<a name="line.167"></a>
+<FONT color="green">168</FONT> <a name="line.168"></a>
+<FONT color="green">169</FONT> /** test that H is trapezoidal */<a name="line.169"></a>
+<FONT color="green">170</FONT> @Test<a name="line.170"></a>
+<FONT color="green">171</FONT> public void testHTrapezoidal() {<a name="line.171"></a>
+<FONT color="green">172</FONT> RealMatrix matrix = MatrixUtils.createRealMatrix(testData3x3NonSingular);<a name="line.172"></a>
+<FONT color="green">173</FONT> checkTrapezoidal(new RRQRDecomposition(matrix).getH());<a name="line.173"></a>
+<FONT color="green">174</FONT> <a name="line.174"></a>
+<FONT color="green">175</FONT> matrix = MatrixUtils.createRealMatrix(testData3x3Singular);<a name="line.175"></a>
+<FONT color="green">176</FONT> checkTrapezoidal(new RRQRDecomposition(matrix).getH());<a name="line.176"></a>
+<FONT color="green">177</FONT> <a name="line.177"></a>
+<FONT color="green">178</FONT> matrix = MatrixUtils.createRealMatrix(testData3x4);<a name="line.178"></a>
+<FONT color="green">179</FONT> checkTrapezoidal(new RRQRDecomposition(matrix).getH());<a name="line.179"></a>
+<FONT color="green">180</FONT> <a name="line.180"></a>
+<FONT color="green">181</FONT> matrix = MatrixUtils.createRealMatrix(testData4x3);<a name="line.181"></a>
+<FONT color="green">182</FONT> checkTrapezoidal(new RRQRDecomposition(matrix).getH());<a name="line.182"></a>
+<FONT color="green">183</FONT> <a name="line.183"></a>
+<FONT color="green">184</FONT> Random r = new Random(643895747384642l);<a name="line.184"></a>
+<FONT color="green">185</FONT> int p = (5 * BlockRealMatrix.BLOCK_SIZE) / 4;<a name="line.185"></a>
+<FONT color="green">186</FONT> int q = (7 * BlockRealMatrix.BLOCK_SIZE) / 4;<a name="line.186"></a>
+<FONT color="green">187</FONT> matrix = createTestMatrix(r, p, q);<a name="line.187"></a>
+<FONT color="green">188</FONT> checkTrapezoidal(new RRQRDecomposition(matrix).getH());<a name="line.188"></a>
+<FONT color="green">189</FONT> <a name="line.189"></a>
+<FONT color="green">190</FONT> matrix = createTestMatrix(r, p, q);<a name="line.190"></a>
+<FONT color="green">191</FONT> checkTrapezoidal(new RRQRDecomposition(matrix).getH());<a name="line.191"></a>
+<FONT color="green">192</FONT> <a name="line.192"></a>
+<FONT color="green">193</FONT> }<a name="line.193"></a>
+<FONT color="green">194</FONT> <a name="line.194"></a>
+<FONT color="green">195</FONT> private void checkTrapezoidal(RealMatrix m) {<a name="line.195"></a>
+<FONT color="green">196</FONT> m.walkInOptimizedOrder(new DefaultRealMatrixPreservingVisitor() {<a name="line.196"></a>
+<FONT color="green">197</FONT> @Override<a name="line.197"></a>
+<FONT color="green">198</FONT> public void visit(int row, int column, double value) {<a name="line.198"></a>
+<FONT color="green">199</FONT> if (column > row) {<a name="line.199"></a>
+<FONT color="green">200</FONT> Assert.assertEquals(0.0, value, entryTolerance);<a name="line.200"></a>
+<FONT color="green">201</FONT> }<a name="line.201"></a>
+<FONT color="green">202</FONT> }<a name="line.202"></a>
+<FONT color="green">203</FONT> });<a name="line.203"></a>
+<FONT color="green">204</FONT> }<a name="line.204"></a>
+<FONT color="green">205</FONT> <a name="line.205"></a>
+<FONT color="green">206</FONT> @Test(expected=SingularMatrixException.class)<a name="line.206"></a>
+<FONT color="green">207</FONT> public void testNonInvertible() {<a name="line.207"></a>
+<FONT color="green">208</FONT> RRQRDecomposition qr =<a name="line.208"></a>
+<FONT color="green">209</FONT> new RRQRDecomposition(MatrixUtils.createRealMatrix(testData3x3Singular), 3.0e-16);<a name="line.209"></a>
+<FONT color="green">210</FONT> qr.getSolver().getInverse();<a name="line.210"></a>
+<FONT color="green">211</FONT> }<a name="line.211"></a>
+<FONT color="green">212</FONT> <a name="line.212"></a>
+<FONT color="green">213</FONT> private RealMatrix createTestMatrix(final Random r, final int rows, final int columns) {<a name="line.213"></a>
+<FONT color="green">214</FONT> RealMatrix m = MatrixUtils.createRealMatrix(rows, columns);<a name="line.214"></a>
+<FONT color="green">215</FONT> m.walkInOptimizedOrder(new DefaultRealMatrixChangingVisitor(){<a name="line.215"></a>
+<FONT color="green">216</FONT> @Override<a name="line.216"></a>
+<FONT color="green">217</FONT> public double visit(int row, int column, double value) {<a name="line.217"></a>
+<FONT color="green">218</FONT> return 2.0 * r.nextDouble() - 1.0;<a name="line.218"></a>
+<FONT color="green">219</FONT> }<a name="line.219"></a>
+<FONT color="green">220</FONT> });<a name="line.220"></a>
+<FONT color="green">221</FONT> return m;<a name="line.221"></a>
+<FONT color="green">222</FONT> }<a name="line.222"></a>
+<FONT color="green">223</FONT> <a name="line.223"></a>
+<FONT color="green">224</FONT> /** test the rank is returned correctly */<a name="line.224"></a>
+<FONT color="green">225</FONT> @Test<a name="line.225"></a>
+<FONT color="green">226</FONT> public void testRank() {<a name="line.226"></a>
+<FONT color="green">227</FONT> double[][] d = { { 1, 1, 1 }, { 0, 0, 0 }, { 1, 2, 3 } };<a name="line.227"></a>
+<FONT color="green">228</FONT> RealMatrix m = new Array2DRowRealMatrix(d);<a name="line.228"></a>
+<FONT color="green">229</FONT> RRQRDecomposition qr = new RRQRDecomposition(m);<a name="line.229"></a>
+<FONT color="green">230</FONT> Assert.assertEquals(2, qr.getRank(1.0e-16));<a name="line.230"></a>
+<FONT color="green">231</FONT> }<a name="line.231"></a>
+<FONT color="green">232</FONT> <a name="line.232"></a>
+<FONT color="green">233</FONT> }<a name="line.233"></a>
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