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add ReverseInnerIterators to loop over the elements in reverse order,

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and partly fix bug #356 (issue in trisolve for upper-column major))
This commit is contained in:
Gael Guennebaud
2011-12-03 23:49:37 +01:00
parent a09cc5d4c0
commit 91e392a042
6 changed files with 142 additions and 34 deletions
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test/sparse_solvers.cpp
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@@ -72,6 +72,8 @@ template<typename Scalar> void sparse_solvers(int rows, int cols)
initSparse<Scalar>(density, refMat2, m2, ForceNonZeroDiag|MakeUpperTriangular, &zeroCoords, &nonzeroCoords);
VERIFY_IS_APPROX(refMat2.template triangularView<Upper>().solve(vec2),
m2.template triangularView<Upper>().solve(vec3));
VERIFY_IS_APPROX(refMat2.conjugate().template triangularView<Upper>().solve(vec2),
m2.conjugate().template triangularView<Upper>().solve(vec3));
// lower - transpose
initSparse<Scalar>(density, refMat2, m2, ForceNonZeroDiag|MakeLowerTriangular, &zeroCoords, &nonzeroCoords);