matrix_utilities.h File Reference

#include "matrix_typedefs.h"
#include "basisinfo.h"

Go to the source code of this file.

Classes
struct	matrix_utilities_CompareClass< RandomAccessIterator >
Functions
mat::SizesAndBlocks	prepareMatrixSizesAndBlocks (int n_basis_functions, int sparse_block_size, int factor1, int factor2, int factor3)
void	getMatrixPermutation (const BasisInfoStruct &basisInfo, int sparse_block_size, int factor1, int factor2, int factor3, std::vector< int > &permutation)
void	getMatrixPermutation (const BasisInfoStruct &basisInfo, int sparse_block_size, int factor1, int factor2, int factor3, std::vector< int > &permutation, std::vector< int > &inversePermutation)
void	fill_matrix_with_random_numbers (int n, symmMatrix &M)
void	add_random_diag_perturbation (int n, symmMatrix &M, ergo_real eps)
void	output_matrix (int n, const ergo_real *matrix, const char *matrixName)
template<class Tmatrix>
ergo_real	compute_maxabs_sparse (const Tmatrix &M)
template<typename Tmatrix>
void	get_all_nonzeros (Tmatrix const &A, std::vector< int > const &inversePermutation, std::vector< int > &rowind, std::vector< int > &colind, std::vector< ergo_real > &values)
template<typename Tmatrix>
void	output_distance_vs_magnitude (BasisInfoStruct const &basisInfo, Tmatrix const &A, std::vector< int > const &inversePermutation, std::string name, int resolution_r, int resolution_m)
template<typename Tmatrix>
void	output_magnitude_histogram (Tmatrix const &A, std::string name, int resolution_m)
template<typename Tmatrix>
void	write_matrix_in_matrix_market_format (Tmatrix const &A, std::vector< int > const &inversePermutation, std::string filename, std::string identifier, std::string method_and_basis)

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Function Documentation

void add_random_diag_perturbation	(	int	n,
		symmMatrix &	M,
		ergo_real	eps
	)

template<class Tmatrix>

ergo_real compute_maxabs_sparse

(

const Tmatrix &

M

)

void fill_matrix_with_random_numbers	(	int	n,
		symmMatrix &	M
	)

template<typename Tmatrix>

void get_all_nonzeros	(	Tmatrix const &	A,
		std::vector< int > const &	inversePermutation,
		std::vector< int > &	rowind,
		std::vector< int > &	colind,
		std::vector< ergo_real > &	values
	)

void getMatrixPermutation	(	const BasisInfoStruct &	basisInfo,
		int	sparse_block_size,
		int	factor1,
		int	factor2,
		int	factor3,
		std::vector< int > &	permutation,
		std::vector< int > &	inversePermutation
	)

void getMatrixPermutation	(	const BasisInfoStruct &	basisInfo,
		int	sparse_block_size,
		int	factor1,
		int	factor2,
		int	factor3,
		std::vector< int > &	permutation
	)

template<typename Tmatrix>

void output_distance_vs_magnitude	(	BasisInfoStruct const &	basisInfo,
		Tmatrix const &	A,
		std::vector< int > const &	inversePermutation,
		std::string	name,
		int	resolution_r,
		int	resolution_m
	)

Parameters:

basisInfo	Info about basis set.
A	The matrix.
inversePermutation	Permutation to be used when accessing matrix elements.
name	File name.
resolution_r	Resolution in r-direction, r is the distance between atoms.
resolution_m	Resolution m-direction, m is the magnitude of matrix elements.

template<typename Tmatrix>

void output_magnitude_histogram	(	Tmatrix const &	A,
		std::string	name,
		int	resolution_m
	)

Parameters:

A	The matrix.
name	File name.
resolution_m	Resolution m-direction, m is the magnitude of matrix elements.

void output_matrix	(	int	n,
		const ergo_real *	matrix,
		const char *	matrixName
	)

mat::SizesAndBlocks prepareMatrixSizesAndBlocks	(	int	n_basis_functions,
		int	sparse_block_size,
		int	factor1,
		int	factor2,
		int	factor3
	)

template<typename Tmatrix>

void write_matrix_in_matrix_market_format	(	Tmatrix const &	A,
		std::vector< int > const &	inversePermutation,
		std::string	filename,
		std::string	identifier,
		std::string	method_and_basis
	)

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