math/svd.cpp File Reference

#include <math.h>
#include <stdio.h>
#include <stdlib.h>

Include dependency graph for svd.cpp:

Go to the source code of this file.

Defines
#define	DSQR(a)   ((dsqrarg=(a)) == 0.0 ? 0.0 : dsqrarg*dsqrarg)
#define	DMAX(a, b)
#define	DMIN(a, b)
#define	IMIN(a, b)
#define	SIGN(a, b)   ((b) >= 0.0 ? fabs(a) : -fabs(a))
#define	DVECTOR(size)   ((double *) malloc((unsigned int) size*sizeof(double)))
Functions
void	dsvdcmp (double **a, int m, int n, double *w, double **v)
int	svd (int m, int n, double **a, double *q, double **u, double **v)
double	dpythag (double a, double b)
Variables
static double	dsqrarg
static double	dmaxarg1
static double	dmaxarg2
static double	dminarg1
static double	dminarg2
static int	iminarg1
static int	iminarg2

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Define Documentation

#define DMAX (  a, b   )

Value: (dmaxarg1=(a),dmaxarg2=(b),(dmaxarg1) > (dmaxarg2) ?\ (dmaxarg1) : (dmaxarg2)) Definition at line 43 of file svd.cpp.

#define DMIN (  a, b   )

Value: (dminarg1=(a),dminarg2=(b),(dminarg1) < (dminarg2) ?\ (dminarg1) : (dminarg2)) Definition at line 46 of file svd.cpp.

#define DSQR (  a   )     ((dsqrarg=(a)) == 0.0 ? 0.0 : dsqrarg*dsqrarg)

Definition at line 41 of file svd.cpp. Referenced by dpythag().

#define DVECTOR (  size   )     ((double *) malloc((unsigned int) size*sizeof(double)))

Definition at line 53 of file svd.cpp. Referenced by dsvdcmp().

#define IMIN (  a, b   )

Value: (iminarg1=(a),iminarg2=(b),(iminarg1) < (iminarg2) ?\ (iminarg1) : (iminarg2)) Definition at line 49 of file svd.cpp.

#define SIGN (  a, b   )     ((b) >= 0.0 ? fabs(a) : -fabs(a))

Definition at line 51 of file svd.cpp.

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Function Documentation

double dpythag (  double  a, double  b )

Definition at line 59 of file svd.cpp. References DSQR.

void dsvdcmp (  double **  a, int  m, int  n, double *  w, double **  v )

Definition at line 79 of file svd.cpp. References DVECTOR.

int svd (  int  m, int  n, double **  a, double *  q, double **  u, double **  v )

Definition at line 23 of file svd.cpp. Referenced by Matrixmxn::Inverse().

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Variable Documentation

double dmaxarg1 [static]

Definition at line 42 of file svd.cpp.

double dmaxarg2 [static]

Definition at line 42 of file svd.cpp.

double dminarg1 [static]

Definition at line 45 of file svd.cpp.

double dminarg2 [static]

Definition at line 45 of file svd.cpp.

double dsqrarg [static]

Definition at line 40 of file svd.cpp.

int iminarg1 [static]

Definition at line 48 of file svd.cpp.

int iminarg2 [static]

Definition at line 48 of file svd.cpp.

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