PCMGGetGalerkin#
Checks if Galerkin multigrid is being used, i.e. A_i-1 = r_i * A_i * p_i
Synopsis#
#include "petscksp.h"
PetscErrorCode PCMGGetGalerkin(PC pc, PCMGGalerkinType *galerkin)
Not Collective
Input Parameter#
pc - the multigrid context
Output Parameter#
galerkin - one of
PC_MG_GALERKIN_BOTH
,PC_MG_GALERKIN_PMAT
,PC_MG_GALERKIN_MAT
,PC_MG_GALERKIN_NONE
, orPC_MG_GALERKIN_EXTERNAL
See Also#
KSP: Linear System Solvers, PCMG
, PCMGSetGalerkin()
, PCMGGalerkinType
Level#
intermediate
Location#
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages