petsc-3.7.7 2017-09-25
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PCGalerkinSetRestriction

 Sets the restriction operator for the "Galerkin-type" preconditioner

Synopsis

#include "petscksp.h" 
PetscErrorCode  PCGalerkinSetRestriction(PC pc,Mat R)
Logically Collective on PC

Input Parameter

pc - the preconditioner context
R - the restriction operator

Notes: Either this or PCGalerkinSetInterpolation() or both must be called

Keywords

PC, set, Galerkin preconditioner

See Also

PCCreate(), PCSetType(), PCType (for list of available types), PCGALERKIN,
PCGalerkinSetInterpolation(), PCGalerkinGetKSP()

Level:Intermediate
Location:src/ksp/pc/impls/galerkin/galerkin.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages