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Posted to commits@commons.apache.org by lu...@apache.org on 2015/11/15 15:17:06 UTC
[math] The full set of derivatives are needed in Runge-Kutta.
Repository: commons-math
Updated Branches:
refs/heads/field-ode 5f2459ded -> 96bdfe27f
The full set of derivatives are needed in Runge-Kutta.
Project: http://git-wip-us.apache.org/repos/asf/commons-math/repo
Commit: http://git-wip-us.apache.org/repos/asf/commons-math/commit/96bdfe27
Tree: http://git-wip-us.apache.org/repos/asf/commons-math/tree/96bdfe27
Diff: http://git-wip-us.apache.org/repos/asf/commons-math/diff/96bdfe27
Branch: refs/heads/field-ode
Commit: 96bdfe27f937dabf2e443a24cd4b9ead39a210cb
Parents: 5f2459d
Author: Luc Maisonobe <lu...@apache.org>
Authored: Sun Nov 15 15:16:54 2015 +0100
Committer: Luc Maisonobe <lu...@apache.org>
Committed: Sun Nov 15 15:16:54 2015 +0100
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.../commons/math3/ode/nonstiff/RungeKuttaFieldIntegrator.java | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/commons-math/blob/96bdfe27/src/main/java/org/apache/commons/math3/ode/nonstiff/RungeKuttaFieldIntegrator.java
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diff --git a/src/main/java/org/apache/commons/math3/ode/nonstiff/RungeKuttaFieldIntegrator.java b/src/main/java/org/apache/commons/math3/ode/nonstiff/RungeKuttaFieldIntegrator.java
index 577687b..9bc0bf9 100644
--- a/src/main/java/org/apache/commons/math3/ode/nonstiff/RungeKuttaFieldIntegrator.java
+++ b/src/main/java/org/apache/commons/math3/ode/nonstiff/RungeKuttaFieldIntegrator.java
@@ -143,7 +143,7 @@ public abstract class RungeKuttaFieldIntegrator<T extends RealFieldElement<T>>
interpolator.shift();
// first stage
- yDotK[0] = stepStart.getDerivative();
+ yDotK[0] = equations.getMapper().mapDerivative(stepStart);
// next stages
for (int k = 1; k < stages; ++k) {