#include "petscpc.h" PetscErrorCode PCGAMGSetSquareGraph(PC pc, PetscInt n)Logically Collective on PC
| pc | - the preconditioner context | |
| n | - 0, 1 or more |
| -pc_gamg_square_graph <n,default = 1> | - number of levels to square the graph on before aggregating it |