PCGAMGCreateGraph#
Creates a graph that is used by the PCGAMGType
in the coarsening process
Synopsis#
#include "petscpc.h"
#include "petscksp.h"
PetscErrorCode PCGAMGCreateGraph(PC pc, Mat A, Mat *G)
Input Parameters#
pc - the
PCGAMG
A - the matrix, for any level
Output Parameter#
G - the graph
See Also#
KSP: Linear System Solvers, PCGAMGType
, PCGAMG
, PCGAMGSetType()
Level#
advanced
Location#
Implementations#
PCGAMGCreateGraph_AGG() in src/ksp/pc/impls/gamg/agg.c
PCGAMGCreateGraph_Classical() in src/ksp/pc/impls/gamg/classical.c
PCGAMGCreateGraph_GEO() in src/ksp/pc/impls/gamg/geo.c
Index of all PC routines
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