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src

sdml.c File Reference

Implementation of a lapack compatible dense matrix format. More...

#include "sdml.h"

Functions

ND_MATRIX * sdml_nd_new (MEML_INT row, MEML_INT col)
 Initialisieren einer n*n-Matrix.
void sdml_nd_free (ND_MATRIX *A)
 Free's the memory used by the matrix A.
int sdml_nd_element_set (ND_MATRIX *A, MEML_INT x, MEML_INT y, MEML_FLOAT value)
int sdml_nd_element_add (ND_MATRIX *A, MEML_INT x, MEML_INT y, MEML_FLOAT value)
MEML_FLOAT sdml_nd_element_get (const ND_MATRIX *A, MEML_INT x, MEML_INT y)
int sdml_nd_element_print (const ND_MATRIX *A, const MEML_INT x, const MEML_INT y)
void sdml_nd_print (const ND_MATRIX *A)
VECTOR * sdml_ndv_mul (ND_MATRIX *A, VECTOR *x)
 Fuehrt eine Matrix-Vektor-Multiplikation y=A*x durch.
int sdml_nd_rank_one_update (MEML_FLOAT alpha, const VECTOR *x, const VECTOR *y, ND_MATRIX *A)
void sdml_ndv_mul_f (const ND_MATRIX *A, const VECTOR *x, VECTOR *y)
 Fuehrt eine Matrix-Vektor-Multiplikation y=A*x durch.
void sdml_ndv_t_mul_f (const ND_MATRIX *A, const VECTOR *x, VECTOR *y)
 Fuehrt eine Matrix-Vektor-Multiplikation y=A^t*x durch.
ND_MATRIX * sdml_ndnd_mul (ND_MATRIX *A, ND_MATRIX *B)
 Fuehrt eine Matrix-Matrix Multiplikation durch.
void sdml_ndnd_mul_f (const ND_MATRIX *A, ND_MATRIX *B)
 Fuehrt eine Matrix-Matrix Multiplikation durch.
void sdml_ndnd_mul_ff (MEML_FLOAT alpha, const ND_MATRIX *A, const ND_MATRIX *B, MEML_FLOAT beta, ND_MATRIX *C)
 $ C := alpha A * B + beta C $
void sdml_ndnd_add_f (const ND_MATRIX *A, ND_MATRIX *B)
 Fuehrt eine Matrix-Matrix Addition durch.

Detailed Description

Implementation of a lapack compatible dense matrix format.

Author:
Joerg Frochte
, based on vecl

Function Documentation

int sdml_nd_element_add (  ND_MATRIX *  A,
MEML_INT  x,
MEML_INT  y,
MEML_FLOAT  value
) 
 

MEML_FLOAT sdml_nd_element_get (  const ND_MATRIX *  A,
MEML_INT  x,
MEML_INT  y
) 
 

int sdml_nd_element_print (  const ND_MATRIX *  A,
const MEML_INT  x,
const MEML_INT  y
) 
 

int sdml_nd_element_set (  ND_MATRIX *  A,
MEML_INT  x,
MEML_INT  y,
MEML_FLOAT  value
) 
 

void sdml_nd_free (  ND_MATRIX *  A  ) 
 

Free's the memory used by the matrix A.

ND_MATRIX* sdml_nd_new (  MEML_INT  col,
MEML_INT  row
) 
 

Initialisieren einer n*n-Matrix.

Die Funktion sdml_nd_new allociert den Speicher fuer eine sdml_d_nn Matrix.

void sdml_nd_print (  const ND_MATRIX *  A  ) 
 

int sdml_nd_rank_one_update (  MEML_FLOAT  alpha,
const VECTOR *  x,
const VECTOR *  y,
ND_MATRIX *  A
) 
 

void sdml_ndnd_add_f (  const ND_MATRIX *  A,
ND_MATRIX *  B
) 
 

Fuehrt eine Matrix-Matrix Addition durch.

ND_MATRIX* sdml_ndnd_mul (  ND_MATRIX *  A,
ND_MATRIX *  B
) 
 

Fuehrt eine Matrix-Matrix Multiplikation durch.

void sdml_ndnd_mul_f (  const ND_MATRIX *  A,
ND_MATRIX *  B
) 
 

Fuehrt eine Matrix-Matrix Multiplikation durch.

void sdml_ndnd_mul_ff (  MEML_FLOAT  alpha,
const ND_MATRIX *  A,
const ND_MATRIX *  B,
MEML_FLOAT  beta,
ND_MATRIX *  C
) 
 

$ C := alpha A * B + beta C $

VECTOR* sdml_ndv_mul (  ND_MATRIX *  A,
VECTOR *  x
) 
 

Fuehrt eine Matrix-Vektor-Multiplikation y=A*x durch.

Parameters:
A initialisierte ND_MATRIX
x initialisierter VECTOR

void sdml_ndv_mul_f (  const ND_MATRIX *  A,
const VECTOR *  x,
VECTOR *  y
) 
 

Fuehrt eine Matrix-Vektor-Multiplikation y=A*x durch.

Parameters:
A initialisierte ND_MATRIX
x initialisierter VECTOR
y initialisierter VECTOR , in den das Resultat gespeichert wird

void sdml_ndv_t_mul_f (  const ND_MATRIX *  A,
const VECTOR *  x,
VECTOR *  y
) 
 

Fuehrt eine Matrix-Vektor-Multiplikation y=A^t*x durch.

Parameters:
A initialisierte ND_MATRIX
x initialisierter VECTOR
y initialisierter VECTOR , in den das Resultat gespeichert wird

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