#include "petscpc.h" PetscErrorCode PCGAMGSetReuseInterpolation(PC pc, PetscBool n)Collective on PC
pc | - the preconditioner context | |
n | - PETSC_TRUE or PETSC_FALSE |
Notes: this may negatively affect the convergence rate of the method on new matrices if the matrix entries change a great deal, but allows rebuilding the preconditioner quicker.
Level:intermediate
Location:src/ksp/pc/impls/gamg/gamg.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages