PCGAMGASMSetUseAggs#
Have the PCGAMG
smoother on each level use the aggregates defined by the coarsening process as the subdomains for the additive Schwarz preconditioner used as the smoother
Synopsis#
#include "petscpc.h"
#include "petscksp.h"
PetscErrorCode PCGAMGASMSetUseAggs(PC pc, PetscBool flg)
Collective
Input Parameters#
pc - the preconditioner context
flg -
PETSC_TRUE
to use aggregates,PETSC_FALSE
to not
Options Database Key#
-pc_gamg_asm_use_agg <true,false> - use aggregates to define the additive Schwarz subdomains
See Also#
Level#
intermediate
Location#
Implementations#
PCGAMGASMSetUseAggs_GAMG in src/ksp/pc/impls/gamg/gamg.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages