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Changed loop condition to avoid additional test. 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1157352 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Gilles Sadowski 2011-08-13 08:57:44 +00:00
parent cec75d74f8
commit 14fc4ba076
1 changed files with 2 additions and 4 deletions
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6
src/main/java/org/apache/commons/math/linear/SingularValueDecompositionImpl.java
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@ -264,10 +264,7 @@ public class SingularValueDecompositionImpl implements SingularValueDecompositio
// kase = 3 if e[k-1] is negligible, k<p, and
// s(k), ..., s(p) are not negligible (qr step).
// kase = 4 if e(p-1) is negligible (convergence).
for (k = p - 2; k >= -1; k--) {
if (k == -1) {
break;
}
for (k = p - 2; k >= 0; k--) {
final double threshold
= TINY + EPS * (FastMath.abs(singularValues[k]) +
FastMath.abs(singularValues[k + 1]));
@ -276,6 +273,7 @@ public class SingularValueDecompositionImpl implements SingularValueDecompositio
break;
}
}
if (k == p - 2) {
kase = 4;
} else {