matrixmatrix.hh File Reference

provides functions for sparse matrix matrix multiplication. More...

#include <tuple>
#include <dune/istl/bcrsmatrix.hh>
#include <dune/common/fmatrix.hh>
#include <dune/common/timer.hh>

Go to the source code of this file.

Classes
struct	Dune::MatMultMatResult< M1, M2 >
	Helper TMP to get the result type of a sparse matrix matrix multiplication ( \(C=A*B\)) More...
struct	Dune::TransposedMatMultMatResult< M1, M2 >
	Helper TMP to get the result type of a sparse matrix matrix multiplication ( \(C=A*B\)) More...

Namespaces
	Dune
	Dune namespace.

Functions
template<class T , class A , class A1 , class A2 , int n, int m, int k>
void	Dune::matMultTransposeMat (BCRSMatrix< FieldMatrix< T, n, k >, A > &res, const BCRSMatrix< FieldMatrix< T, n, m >, A1 > &mat, const BCRSMatrix< FieldMatrix< T, k, m >, A2 > &matt, [[maybe_unused]] bool tryHard=false)
	Calculate product of a sparse matrix with a transposed sparse matrices ( \(C=A*B^T\)). More...
template<class T , class A , class A1 , class A2 , int n, int m, int k>
void	Dune::matMultMat (BCRSMatrix< FieldMatrix< T, n, m >, A > &res, const BCRSMatrix< FieldMatrix< T, n, k >, A1 > &mat, const BCRSMatrix< FieldMatrix< T, k, m >, A2 > &matt, bool tryHard=false)
	Calculate product of two sparse matrices ( \(C=A*B\)). More...
template<class T , class A , class A1 , class A2 , int n, int m, int k>
void	Dune::transposeMatMultMat (BCRSMatrix< FieldMatrix< T, n, m >, A > &res, const BCRSMatrix< FieldMatrix< T, k, n >, A1 > &mat, const BCRSMatrix< FieldMatrix< T, k, m >, A2 > &matt, [[maybe_unused]] bool tryHard=false)
	Calculate product of a transposed sparse matrix with another sparse matrices ( \(C=A^T*B\)). More...

Detailed Description

provides functions for sparse matrix matrix multiplication.

Author

Markus Blatt