petsc-3.13.6 2020-09-29

PCGAMGSetType

Set solution method

#include "petscpc.h" 
#include "petscksp.h" 
PetscErrorCode PCGAMGSetType(PC pc, PCGAMGType type)

Collective on PC

	pc	- the preconditioner context
	type	- PCGAMGAGG, PCGAMGGEO, or PCGAMGCLASSICAL

-pc_gamg_type <agg,geo,classical> -type of algebraic multigrid to apply

intermediate