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-rw-r--r--src/gui/graphicsview/qsimplex_p.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gui/graphicsview/qsimplex_p.cpp b/src/gui/graphicsview/qsimplex_p.cpp
index 86b10b4..cd40f9e 100644
--- a/src/gui/graphicsview/qsimplex_p.cpp
+++ b/src/gui/graphicsview/qsimplex_p.cpp
@@ -288,7 +288,7 @@ bool QSimplex::setConstraints(const QList<QSimplexConstraint *> newConstraints)
// original problem.
// Otherwise, we clean up our structures and report there is
// no feasible solution.
- if (valueAt(0, columns - 1) != 0.0) {
+ if ((valueAt(0, columns - 1) != 0.0) && (qAbs(valueAt(0, columns - 1)) > 0.00001)) {
qWarning() << "QSimplex: No feasible solution!";
clearDataStructures();
return false;