BCLS: Bound Constrained Least Squares

Version 0.1

cblas.h File Reference

#include <math.h>
#include <stddef.h>

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Defines
#define	OFFSET(N, incX)   ((incX) > 0 ? 0 : ((N) - 1) * (-(incX)))
Enumerations
enum	CBLAS_ORDER { CblasRowMajor = 101, CblasColMajor = 102 }
enum	CBLAS_TRANSPOSE { CblasNoTrans = 111, CblasTrans = 112, CblasConjTrans = 113 }
Functions
void	cblas_daxpy (const int N, const double alpha, const double *X, const int incX, double *Y, const int incY)
void	cblas_dcopy (const int N, const double *X, const int incX, double *Y, const int incY)
double	cblas_ddot (const int N, const double *X, const int incX, const double *Y, const int incY)
double	cblas_dnrm2 (const int N, const double *X, const int incX)
void	cblas_dscal (const int N, const double alpha, double *X, const int incX)
void	cblas_dgemv (const enum CBLAS_ORDER order, const enum CBLAS_TRANSPOSE TransA, const int M, const int N, const double alpha, const double *A, const int lda, const double *X, const int incX, const double beta, double *Y, const int incY)

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Detailed Description

CBLAS library header file.

Definition in file cblas.h.

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Define Documentation

#define OFFSET	(	N,
		incX		)	((incX) > 0 ? 0 : ((N) - 1) * (-(incX)))

Definition at line 38 of file cblas.h.

Referenced by cblas_daxpy(), cblas_dcopy(), cblas_ddot(), and cblas_dscal().

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Enumeration Type Documentation

enum CBLAS_ORDER

Enumerator:

CblasRowMajor
CblasColMajor

Definition at line 40 of file cblas.h.

enum CBLAS_TRANSPOSE

Enumerator:

CblasNoTrans
CblasTrans
CblasConjTrans

Definition at line 41 of file cblas.h.

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Function Documentation

void cblas_daxpy	(	const int	N,
		const double	alpha,
		const double *	X,
		const int	incX,
		double *	Y,
		const int	incY
	)

Parameters:

[in]	N
[in]	alpha
[in]	X
[in]	incX
[in,out]	Y
[in]	incY

Definition at line 55 of file bccblas.c.

References OFFSET.

Referenced by aprod_free_lsqr(), bcls_cgls(), bcls_proj_backtrack(), and bcls_solver().

void cblas_dcopy	(	const int	N,
		const double *	X,
		const int	incX,
		double *	Y,
		const int	incY
	)

Parameters:

[in]	N
[in]	X
[in]	incX
[out]	Y
[in]	incY

Definition at line 95 of file bccblas.c.

References OFFSET.

Referenced by aprod_free_lsqr(), bcls_cgls(), bcls_newton_step(), bcls_solver(), and lsqr().

double cblas_ddot	(	const int	N,
		const double *	X,
		const int	incX,
		const double *	Y,
		const int	incY
	)

Parameters:

[in]	N
[in]	X
[in]	incX
[in]	Y
[in]	incY

Returns:

Dot product of X and Y.

Definition at line 120 of file bccblas.c.

References OFFSET.

Referenced by bcls_proj_backtrack(), and bcls_solver().

void cblas_dgemv	(	const enum CBLAS_ORDER	order,
		const enum CBLAS_TRANSPOSE	TransA,
		const int	M,
		const int	N,
		const double	alpha,
		const double *	A,
		const int	lda,
		const double *	X,
		const int	incX,
		const double	beta,
		double *	Y,
		const int	incY
	)

double cblas_dnrm2	(	const int	N,
		const double *	X,
		const int	incX
	)

Parameters:

[in]	N
[in]	X
[in]	incX

Returns:

Two-norm of X.

Definition at line 145 of file bccblas.c.

Referenced by bcls_cgls(), bcls_compute_anorm(), bcls_solver(), and lsqr().

void cblas_dscal	(	const int	N,
		const double	alpha,
		double *	X,
		const int	incX
	)

Parameters:

[in]	N
[in]	alpha
[in,out]	X
[in]	incX

Definition at line 184 of file bccblas.c.

References OFFSET.

Referenced by bcls_cgls(), bcls_newton_step_cgls(), bcls_newton_step_lsqr(), bcls_solver(), and lsqr().

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