Fast Auxiliary Space Preconditioning  1.8.4 Feb/15/2016
blas_bcsr.c File Reference

BLAS2 operations for block_dCSRmat matrices. More...

#include <time.h>
#include "fasp.h"
#include "fasp_block.h"
#include "fasp_functs.h"

Go to the source code of this file.

Functions

void fasp_blas_bdcsr_aAxpy (const REAL alpha, block_dCSRmat *A, REAL *x, REAL *y)
 Matrix-vector multiplication y = alpha*A*x + y. More...
 
void fasp_blas_bdcsr_mxv (block_dCSRmat *A, REAL *x, REAL *y)
 Matrix-vector multiplication y = A*x. More...
 
void fasp_blas_bdbsr_aAxpy (const REAL alpha, block_BSR *A, REAL *x, REAL *y)
 Matrix-vector multiplication y = alpha*A*x + y. More...
 
void fasp_blas_bdbsr_mxv (block_BSR *A, REAL *x, REAL *y)
 Matrix-vector multiplication y = A*x. More...
 

Detailed Description

BLAS2 operations for block_dCSRmat matrices.

Definition in file blas_bcsr.c.

Function Documentation

void fasp_blas_bdbsr_aAxpy ( const REAL  alpha,
block_BSR A,
REAL x,
REAL y 
)

Matrix-vector multiplication y = alpha*A*x + y.

Parameters
alphaREAL factor a
APointer to block_BSR matrix A
xPointer to array x
yPointer to array y
Author
Xiaozhe Hu
Date
11/11/2010

Definition at line 288 of file blas_bcsr.c.

void fasp_blas_bdbsr_mxv ( block_BSR A,
REAL x,
REAL y 
)

Matrix-vector multiplication y = A*x.

Parameters
APointer to block_BSR matrix A
xPointer to array x
yPointer to array y
Author
Xiaozhe Hu
Date
11/11/2010

Definition at line 326 of file blas_bcsr.c.

void fasp_blas_bdcsr_aAxpy ( const REAL  alpha,
block_dCSRmat A,
REAL x,
REAL y 
)

Matrix-vector multiplication y = alpha*A*x + y.

Parameters
alphaREAL factor a
APointer to block_dCSRmat matrix A
xPointer to array x
yPointer to array y
Author
Xiaozhe Hu
Date
06/04/2010

Definition at line 30 of file blas_bcsr.c.

void fasp_blas_bdcsr_mxv ( block_dCSRmat A,
REAL x,
REAL y 
)

Matrix-vector multiplication y = A*x.

Parameters
APointer to block_dCSRmat matrix A
xPointer to array x
yPointer to array y
Author
Chensong Zhang
Date
04/27/2013

Definition at line 155 of file blas_bcsr.c.