dims_clapack.h File Reference

Comprehensive wrapper for CLAPACK functions. More...

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Functions
int	dims_copy (double *_x, double *_y, int _n)
	Wrappers of BLAS functions. More...
int	dims_daxpy (int _n, double _alpha, double *_x, double *_y)
int	dims_det (int _n, double *_a, double *_x)
	Computes the determinant. More...
int	dims_dgeev (int _n, double *_a, double *_wr, double *_wi, double *_vr)
	Computes eigenvalues and eigenvectors. More...
int	dims_dgeev_simple (int _n, double *_a, double *_wr, double *_wi)
	Computes eigenvalues only. More...
int	dims_dgelss (double *_a, double *_x, double *_b, int _m, int _n, int _nrhs, double *_s, int *_rank, int _lwork)
	Solves linear equation using singular-value decomposition. More...
int	dims_dgemm (double *_A, double *_B, int _m, int _n, int _k, double *_C)
int	dims_dgemv (double *_A, int _m, int _n, double *_x, double *_y)
int	dims_dgemv_tran (double *_A, int _m, int _n, double *_x, double *_y)
int	dims_dgesvx (double *_a, double *_x, double *_b, int _n, int _nrhs)
	Solves linear equation using LU decomposition. More...
double	dims_dot (double *_x, double *_y, int _n)
int	dims_dporfs (double *_a, double *_x, double *_b, int _m, int _nrhs)
	For positive-definite, symmetric matrices. More...
int	dims_dposv (double *_a, double *_x, double *_b, int _m, int _nrhs)
int	dims_dposvx (double *_a, double *_x, double *_b, int _m, int _nrhs, double *_rcond)
int	dims_dsyrk (double *_A, int _n, int _k, double *_C)
int	dims_dsyrk_trans_first (double *_A, int _n, int _k, double *_C)
int	dims_eigs (int _n, double *_a, double *w)
	Eigenvalues / eigenvectors. More...
int	dims_eigs2 (int _n, double *_a, double *w)
int	dims_scale (double *_x, double _alpha, int _n, double *_y)
int	dims_scale_myself (double *_x, double _alpha, int _n)
int	dims_svd (double *_a, int m, int n, double *_u, double *_sigma, double *_vt)
	Performs singular value decomposition. More...

Detailed Description

Comprehensive wrapper for CLAPACK functions.

Author

Katsu Yamane

Date

06/17/2003

Definition in file dims_clapack.h.

Function Documentation

dims_copy()

int dims_copy	(	double *	_x,
		double *	_y,
		int	_n
	)

Wrappers of BLAS functions.

Definition at line 163 of file dims_clapack.cpp.

dims_daxpy()

int dims_daxpy	(	int	_n,
		double	_alpha,
		double *	_x,
		double *	_y
	)

Definition at line 308 of file dims_clapack.cpp.

dims_det()

int dims_det	(	int	_n,
		double *	_a,
		double *	_x
	)

Computes the determinant.

Computes the determinant.

Parameters

[in]	_n	Size of the matrix.
[in]	_a	Array of the matrix elements (NxN)
[out]	_x	Pointer to store the determinant (1)

Definition at line 748 of file dims_clapack.cpp.

dims_dgeev()

int dims_dgeev	(	int	_n,
		double *	_a,
		double *	_wr,
		double *	_wi,
		double *	_vr
	)

Computes eigenvalues and eigenvectors.

Computes eigenvalues and eigenvectors.

Parameters

[in]	_n	Size of the matrix.
[in]	_a	Array of the matrix elements (NxN)
[out]	_wr	Real parts of the eigenvalues (N)
[out]	_wi	Imaginary parts of the eigenvalues (N)
[out]	_vr	Real and imaginary parts of the right eigenvectors (NxN)

Definition at line 662 of file dims_clapack.cpp.

dims_dgeev_simple()

int dims_dgeev_simple	(	int	_n,
		double *	_a,
		double *	_wr,
		double *	_wi
	)

Computes eigenvalues only.

Computes eigenvalues only.

Parameters

[in]	_n	Size of the matrix.
[in]	_a	Array of the matrix elements (NxN)
[out]	_wr	Real parts of the eigenvalues (N)
[out]	_wi	Imaginary parts of the eigenvalues (N)

Definition at line 705 of file dims_clapack.cpp.

dims_dgelss()

int dims_dgelss	(	double *	_a,
		double *	_x,
		double *	_b,
		int	_m,
		int	_n,
		int	_nrhs,
		double *	_s,
		int *	_rank,
		int	_lwork
	)

Solves linear equation using singular-value decomposition.

Definition at line 524 of file dims_clapack.cpp.

dims_dgemm()

int dims_dgemm	(	double *	_A,
		double *	_B,
		int	_m,
		int	_n,
		int	_k,
		double *	_C
	)

Definition at line 243 of file dims_clapack.cpp.

dims_dgemv()

int dims_dgemv	(	double *	_A,
		int	_m,
		int	_n,
		double *	_x,
		double *	_y
	)

Definition at line 205 of file dims_clapack.cpp.

dims_dgemv_tran()

int dims_dgemv_tran	(	double *	_A,
		int	_m,
		int	_n,
		double *	_x,
		double *	_y
	)

Definition at line 224 of file dims_clapack.cpp.

dims_dgesvx()

int dims_dgesvx	(	double *	_a,
		double *	_x,
		double *	_b,
		int	_n,
		int	_nrhs
	)

Solves linear equation using LU decomposition.

Definition at line 483 of file dims_clapack.cpp.

dims_dot()

double dims_dot	(	double *	_x,
		double *	_y,
		int	_n
	)

Definition at line 150 of file dims_clapack.cpp.

dims_dporfs()

int dims_dporfs	(	double *	_a,
		double *	_x,
		double *	_b,
		int	_m,
		int	_nrhs
	)

For positive-definite, symmetric matrices.

Definition at line 322 of file dims_clapack.cpp.

dims_dposv()

int dims_dposv	(	double *	_a,
		double *	_x,
		double *	_b,
		int	_m,
		int	_nrhs
	)

Definition at line 451 of file dims_clapack.cpp.

dims_dposvx()

int dims_dposvx	(	double *	_a,
		double *	_x,
		double *	_b,
		int	_m,
		int	_nrhs,
		double *	_rcond
	)

Definition at line 391 of file dims_clapack.cpp.

dims_dsyrk()

int dims_dsyrk	(	double *	_A,
		int	_n,
		int	_k,
		double *	_C
	)

Definition at line 269 of file dims_clapack.cpp.

dims_dsyrk_trans_first()

int dims_dsyrk_trans_first	(	double *	_A,
		int	_n,
		int	_k,
		double *	_C
	)

Definition at line 289 of file dims_clapack.cpp.

dims_eigs()

int dims_eigs	(	int	_n,
		double *	_a,
		double *	w
	)

Eigenvalues / eigenvectors.

Definition at line 600 of file dims_clapack.cpp.

dims_eigs2()

int dims_eigs2	(	int	_n,
		double *	_a,
		double *	w
	)

Definition at line 629 of file dims_clapack.cpp.

dims_scale()

int dims_scale	(	double *	_x,
		double	_alpha,
		int	_n,
		double *	_y
	)

Definition at line 190 of file dims_clapack.cpp.

dims_scale_myself()

int dims_scale_myself	(	double *	_x,
		double	_alpha,
		int	_n
	)

Definition at line 176 of file dims_clapack.cpp.

dims_svd()

int dims_svd	(	double *	_a,
		int	m,
		int	n,
		double *	_u,
		double *	_sigma,
		double *	_vt
	)

Performs singular value decomposition.

Definition at line 568 of file dims_clapack.cpp.