Data for preconditioners in dSTRmat format. More...

#include <fasp.h>

Data Fields
SHORT	AMG_type
	type of AMG method More...

SHORT	print_level
	print level in AMG preconditioner More...

INT	maxit
	max number of iterations of AMG preconditioner More...

SHORT	max_levels
	max number of AMG levels More...

REAL	tol
	tolerance for AMG preconditioner More...

SHORT	cycle_type
	AMG cycle type. More...

SHORT	smoother
	AMG smoother type. More...

SHORT	presmooth_iter
	number of presmoothing More...

SHORT	postsmooth_iter
	number of postsmoothing More...

SHORT	coarsening_type
	coarsening type More...

REAL	relaxation
	relaxation parameter for SOR smoother More...

SHORT	coarse_scaling
	switch of scaling of the coarse grid correction More...

AMG_data *	mgl_data
	AMG preconditioner data. More...

ILU_data *	LU
	ILU preconditioner data (needed for CPR type preconditioner) More...

SHORT	scaled
	whether the matrix are scaled or not More...

dCSRmat *	A
	the original CSR matrix More...

dSTRmat *	A_str
	store the whole reservoir block in STR format More...

dSTRmat *	SS_str
	store Saturation block in STR format More...

dvector *	diaginv
	the inverse of the diagonals for GS/block GS smoother (whole reservoir matrix) More...

ivector *	pivot
	the pivot for the GS/block GS smoother (whole reservoir matrix) More...

dvector *	diaginvS
	the inverse of the diagonals for GS/block GS smoother (saturation block) More...

ivector *	pivotS
	the pivot for the GS/block GS smoother (saturation block) More...

ivector *	order
	order for smoothing More...

ivector *	neigh
	array to store neighbor information More...

dvector	r
	temporary dvector used to store and restore the residual More...

REAL *	w
	temporary work space for other usage More...

Detailed Description

Data for preconditioners in dSTRmat format.

Definition at line 987 of file fasp.h.

Field Documentation

◆ A

dCSRmat* A

the original CSR matrix

Definition at line 1035 of file fasp.h.

◆ A_str

dSTRmat* A_str

store the whole reservoir block in STR format

Definition at line 1038 of file fasp.h.

◆ AMG_type

SHORT AMG_type

type of AMG method

Definition at line 990 of file fasp.h.

◆ coarse_scaling

SHORT coarse_scaling

switch of scaling of the coarse grid correction

Definition at line 1023 of file fasp.h.

◆ coarsening_type

SHORT coarsening_type

coarsening type

Definition at line 1017 of file fasp.h.

◆ cycle_type

SHORT cycle_type

AMG cycle type.

Definition at line 1005 of file fasp.h.

◆ diaginv

dvector* diaginv

the inverse of the diagonals for GS/block GS smoother (whole reservoir matrix)

Definition at line 1046 of file fasp.h.

◆ diaginvS

dvector* diaginvS

the inverse of the diagonals for GS/block GS smoother (saturation block)

Definition at line 1052 of file fasp.h.

◆ LU

ILU_data* LU

ILU preconditioner data (needed for CPR type preconditioner)

Definition at line 1029 of file fasp.h.

◆ max_levels

SHORT max_levels

max number of AMG levels

Definition at line 999 of file fasp.h.

◆ maxit

INT maxit

max number of iterations of AMG preconditioner

Definition at line 996 of file fasp.h.

◆ mgl_data

AMG_data* mgl_data

AMG preconditioner data.

Definition at line 1026 of file fasp.h.

◆ neigh

ivector* neigh

array to store neighbor information

Definition at line 1061 of file fasp.h.

◆ order

ivector* order

order for smoothing

Definition at line 1058 of file fasp.h.

◆ pivot

ivector* pivot

the pivot for the GS/block GS smoother (whole reservoir matrix)

Definition at line 1049 of file fasp.h.

◆ pivotS

ivector* pivotS

the pivot for the GS/block GS smoother (saturation block)

Definition at line 1055 of file fasp.h.

◆ postsmooth_iter

SHORT postsmooth_iter

number of postsmoothing

Definition at line 1014 of file fasp.h.

◆ presmooth_iter

SHORT presmooth_iter

number of presmoothing

Definition at line 1011 of file fasp.h.

◆ print_level

SHORT print_level

print level in AMG preconditioner

Definition at line 993 of file fasp.h.

◆ r

dvector r

temporary dvector used to store and restore the residual

Definition at line 1066 of file fasp.h.

◆ relaxation

REAL relaxation

relaxation parameter for SOR smoother

Definition at line 1020 of file fasp.h.

◆ scaled

SHORT scaled

whether the matrix are scaled or not

Definition at line 1032 of file fasp.h.

◆ smoother

SHORT smoother

AMG smoother type.

Definition at line 1008 of file fasp.h.

◆ SS_str

dSTRmat* SS_str

store Saturation block in STR format

Definition at line 1041 of file fasp.h.

◆ tol

REAL tol

tolerance for AMG preconditioner

Definition at line 1002 of file fasp.h.

◆ w

REAL* w

temporary work space for other usage

Definition at line 1069 of file fasp.h.

The documentation for this struct was generated from the following file:

fasp.h

Data Fields