devtools/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2026-04-10 11:34:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

renamed inverseProduct => solveTriangular

Browse Source
This commit is contained in:
Gael Guennebaud
2008-08-09 20:06:25 +00:00
parent d6e88f8155
commit b13148c358
16 changed files with 90 additions and 72 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
Eigen/src/QR/SelfAdjointEigenSolver.h
View File

@@ -230,17 +230,17 @@ compute(const MatrixType& matA, const MatrixType& matB, bool computeEigenvectors
Cholesky<MatrixType> cholB(matB);
// compute C = inv(U') A inv(U)
MatrixType matC = cholB.matrixL().inverseProduct(matA);
MatrixType matC = cholB.matrixL().solveTriangular(matA);
// FIXME since we currently do not support A * inv(U),
// let's do (inv(U') A')' :
matC = (cholB.matrixL().inverseProduct(matC.adjoint())).adjoint();
matC = (cholB.matrixL().solveTriangular(matC.adjoint())).adjoint();
compute(matC, computeEigenvectors);
if (computeEigenvectors)
{
// transform back the eigen vectors: evecs = inv(U) * evecs
m_eivec = cholB.matrixL().adjoint().template marked<Upper>().inverseProduct(m_eivec);
m_eivec = cholB.matrixL().adjoint().template marked<Upper>().solveTriangular(m_eivec);
}
}