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add partial-pivoting LU decomposition

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the name 'PartialLU' is not meant to be definitive!
make inverse() and determinant() use it, so it's *almost* considered
well tested.
This commit is contained in:
Benoit Jacob
2009-05-13 02:02:22 +00:00
parent 877c3c00a2
commit 7c14e1eac4
6 changed files with 267 additions and 3 deletions
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1
Eigen/src/Core/MatrixBase.h
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@@ -623,6 +623,7 @@ template<typename Derived> class MatrixBase
/////////// LU module ///////////
const LU<PlainMatrixType> lu() const;
const PartialLU<PlainMatrixType> partialLu() const;
const PlainMatrixType inverse() const;
void computeInverse(PlainMatrixType *result) const;
Scalar determinant() const;

1
Eigen/src/Core/util/ForwardDeclarations.h
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@@ -109,6 +109,7 @@ template<typename MatrixType,int RowFactor,int ColFactor> class Replicate;
template<typename MatrixType, int Direction = BothDirections> class Reverse;
template<typename MatrixType> class LU;
template<typename MatrixType> class PartialLU;
template<typename MatrixType> class QR;
template<typename MatrixType> class SVD;
template<typename MatrixType> class LLT;