petsc-3.14.6 2021-03-30

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PCGalerkinSetInterpolation

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

Synopsis

#include "petscksp.h" 
PetscErrorCode  PCGalerkinSetInterpolation(PC pc,Mat P)

Logically Collective on PC

Input Parameter

	pc	- the preconditioner context
	R	- the interpolation operator

Notes

Either this or PCGalerkinSetRestriction() or both must be called

See Also

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

Level

Intermediate

Location

src/ksp/pc/impls/galerkin/galerkin.c

Implementations

PCGalerkinSetInterpolation_Galerkin in src/ksp/pc/impls/galerkin/galerkin.c

Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages