petsc-3.4.4 2014-03-13

KSPFGMRESModifyPCNoChange

this is the default used by fgmres - it doesn't change the preconditioner.

Synopsis

#include "petscksp.h" 
PetscErrorCode  KSPFGMRESModifyPCNoChange(KSP ksp,PetscInt total_its,PetscInt loc_its,PetscReal res_norm,void *dummy)

Input Parameters

ksp - the ksp context being used.
total_its - the total number of FGMRES iterations that have occurred.
loc_its - the number of FGMRES iterations since last restart. a restart (so number of Krylov directions to be computed)
res_norm - the current residual norm.
dummy - context variable, unused in this routine

Contributed by Allison Baker

You can use this as a template!

See Also

KSPFGMRESSetModifyPC(), KSPFGMRESModifyPCKSP()

Level:intermediate
Location:
src/ksp/ksp/impls/gmres/fgmres/modpcf.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages