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tensor::eigenValues: Test the magnitude of 'QQ' before dividing by it.

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Resolves bug-report http://bugs.openfoam.org/view.php?id=2351
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Henry Weller
2016-11-26 20:49:54 +00:00
parent e402e5d4b2
commit 4eaa06a60f
1 changed files with 1 additions and 1 deletions
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src/OpenFOAM/primitives/Tensor/tensor/tensor.C
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@ -123,7 +123,7 @@ Foam::vector Foam::eigenValues(const tensor& t)
} }
// Two identical roots and one distinct root // Two identical roots and one distinct root
else if (mag(PPP/QQ - 1) < SMALL) else if (mag(QQ) > SMALL && mag(PPP/QQ - 1) < SMALL)
{ {
scalar sqrtP = sqrt(P); scalar sqrtP = sqrt(P);
scalar signQ = sign(Q); scalar signQ = sign(Q);