# PCGALERKIN

Build (part of) a preconditioner by P S R (where P is often R^T)

      Use PCGalerkinSetRestriction(pc,R) and/or PCGalerkinSetInterpolation(pc,P) followed by

      PCGalerkinGetKSP(pc,&ksp); KSPSetOperations(ksp,A,....)

### See Also

PCCreate(), PCSetType(), PCType (for list of available types), PC,
PCSHELL, PCKSP, PCGalerkinSetRestriction(), 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