ItrSmootherCSRcr.c File Reference

Smoothers for dCSRmat matrices using compatible relaxation. More...

#include <math.h>
#include "fasp.h"
#include "fasp_functs.h"

Go to the source code of this file.

Functions
void	fasp_smoother_dcsr_gscr (INT pt, INT n, REAL *u, INT *ia, INT *ja, REAL *a, REAL *b, INT L, INT *CF)
	Gauss Seidel method restriced to a block. More...

Detailed Description

Smoothers for dCSRmat matrices using compatible relaxation.

Note

Restricted smoothers for compatible relaxation, C/F smoothing, etc.

This file contains Level-2 (Itr) functions. It requires: AuxMessage.c

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Copyright (C) 2009–Present by the FASP team. All rights reserved.

Released under the terms of the GNU Lesser General Public License 3.0 or later.

// TODO: Need to optimize routines here! –Chensong

Definition in file ItrSmootherCSRcr.c.

Function Documentation

fasp_smoother_dcsr_gscr()

void fasp_smoother_dcsr_gscr	(	INT	pt,
		INT	n,
		REAL *	u,
		INT *	ia,
		INT *	ja,
		REAL *	a,
		REAL *	b,
		INT	L,
		INT *	CF
	)

Gauss Seidel method restriced to a block.

Parameters

pt	Relax type, e.g., cpt, fpt, etc..
n	Number of variables
u	Iterated solution
ia	Row pointer
ja	Column index
a	Pointers to sparse matrix values in CSR format
b	Pointer to right hand side
L	Number of iterations
CF	Marker for C, F points

Author

James Brannick

Date

09/07/2010

Note

Gauss Seidel CR smoother (Smoother_Type = 99)

Definition at line 48 of file ItrSmootherCSRcr.c.