qrfactor.c File Reference

#include <../../nrnconf.h>
#include <stdio.h>
#include "matrix2.h"
#include <math.h>

Go to the source code of this file.

Macros
#define	sign(x)   ((x) > 0.0 ? 1 : ((x) < 0.0 ? -1 : 0 ))

Functions
VEC *	Usolve ()
MAT *	QRfactor (MAT *A, diag)
MAT *	QRCPfactor (MAT *A, diag, PERM *px)
VEC *	_Qsolve (MAT *QR, diag, VEC *diag *b, VEC *diag *x, VEC *diag *tmp)
MAT *	makeQ (MAT *QR, diag, MAT *Qout)
MAT *	makeR (MAT *QR, MAT *Rout)
VEC *	QRsolve (MAT *QR, diag, VEC *diag *b, VEC *diag *x)
VEC *	QRCPsolve (MAT *QR, diag, PERM *pivot, VEC *b, VEC *x)
static VEC *	Umlt (MAT *U, VEC *x, VEC *out)
static VEC *	UTmlt (MAT *U, VEC *x, VEC *out)
VEC *	QRTsolve (MAT *A, VEC *diag, VEC *c, VEC *sc)
double	QRcondest (MAT *QR)

Variables
static char	rcsid [] = "qrfactor.c,v 1.1 1997/12/04 17:55:45 hines Exp"

Macro Definition Documentation

sign

#define sign

(

x

)

((x) > 0.0 ? 1 : ((x) < 0.0 ? -1 : 0 ))

Definition at line 52 of file qrfactor.c.

Function Documentation

_Qsolve()

VEC* _Qsolve	(	MAT *	QR,
		diag	,
		VEC *diag *	b,
		VEC *diag *	x,
		VEC *diag *	tmp
	)

Definition at line 185 of file qrfactor.c.

makeQ()

MAT* makeQ	(	MAT *	QR,
		diag	,
		MAT*	Qout
	)

Definition at line 226 of file qrfactor.c.

makeR()

MAT* makeR	(	MAT *	QR,
		MAT*	Rout
	)

Definition at line 276 of file qrfactor.c.

QRcondest()

double QRcondest

(

MAT *

QR

)

Definition at line 449 of file qrfactor.c.

QRCPfactor()

MAT* QRCPfactor	(	MAT *	A,
		diag	,
		PERM *	px
	)

Definition at line 102 of file qrfactor.c.

QRCPsolve()

VEC* QRCPsolve	(	MAT *	QR,
		diag	,
		PERM *	pivot,
		VEC *	b,
		VEC *	x
	)

Definition at line 321 of file qrfactor.c.

QRfactor()

MAT* QRfactor	(	MAT *	A,
		diag
	)

Definition at line 65 of file qrfactor.c.

QRsolve()

VEC* QRsolve	(	MAT *	QR,
		diag	,
		VEC *diag *	b,
		VEC *diag *	x
	)

Definition at line 295 of file qrfactor.c.

QRTsolve()

VEC* QRTsolve	(	MAT *	A,
		VEC *	diag,
		VEC *	c,
		VEC *	sc
	)

Definition at line 390 of file qrfactor.c.

Umlt()

static VEC* Umlt ( MAT *  U, VEC *  x, VEC *  out  )

static

Definition at line 343 of file qrfactor.c.

Usolve()

VEC* Usolve

(

)

UTmlt()

static VEC* UTmlt ( MAT *  U, VEC *  x, VEC *  out  )

static

Definition at line 363 of file qrfactor.c.

Variable Documentation

rcsid

char rcsid[] = "qrfactor.c,v 1.1 1997/12/04 17:55:45 hines Exp"

static

Definition at line 42 of file qrfactor.c.