PCGAMGType#
type of generalized algebraic multigrid PCGAMG method
Synopsis#
typedef const char *PCGAMGType;
#define PCGAMGAGG "agg"
#define PCGAMGGEO "geo"
#define PCGAMGCLASSICAL "classical"
Values#
PCGAMGAGG- (the default) smoothed aggregation algorithm, robust, very well testedPCGAMGGEO- geometric coarsening, uses mesh generator to produce coarser meshes, limited to triangles, not well testedPCGAMGCLASSICAL- classical algebraic multigrid preconditioner, incomplete, poorly tested
See Also#
Preconditioners, PCGAMG, PCMG, PC, PCSetType(), PCGAMGSetThreshold(), PCGAMGSetThreshold(), PCGAMGSetReuseInterpolation()
Level#
intermediate
Location#
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages