From b126a02795b358063b6016d2062c41e0d19906e9 Mon Sep 17 00:00:00 2001
From: Thomas Fischer <thomas.fischer@ufz.de>
Date: Thu, 12 Jun 2014 08:10:36 +0200
Subject: [PATCH] [MathLib] Fix a critical bug in GaussAlgorithm.
Reza discovered a bug within the gauss elimination.
---
MathLib/LinAlg/Solvers/GaussAlgorithm-impl.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/MathLib/LinAlg/Solvers/GaussAlgorithm-impl.h b/MathLib/LinAlg/Solvers/GaussAlgorithm-impl.h
index 22a31166ca7..25a6fa485ff 100644
--- a/MathLib/LinAlg/Solvers/GaussAlgorithm-impl.h
+++ b/MathLib/LinAlg/Solvers/GaussAlgorithm-impl.h
@@ -32,7 +32,7 @@ GaussAlgorithm<MAT_T, VEC_T>::GaussAlgorithm(MAT_T &A,
_perm[k] = k;
for (i=k+1; i<nr; i++) {
if (std::abs(_mat(i,k)) > t) {
- t = _mat(i,k);
+ t = std::abs(_mat(i,k));
_perm[k] = i;
}
}
--
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