petsc-3.7.5 2017-01-01
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KSPPIPEFCGSetNprealloc

 set the number of directions to preallocate with PIPEFCG

Synopsis

#include "petscksp.h"  
PetscErrorCode KSPPIPEFCGSetNprealloc(KSP ksp,PetscInt nprealloc)
Logically Collective on KSP

Input Parameters

ksp - the Krylov space context
nprealloc - the number of vectors to preallocate

Options Database

-ksp_pipefcg_nprealloc <N> -

See Also

KSPPIPEFCG, KSPPIPEFCGSetTruncationType(), KSPPIPEFCGGetNprealloc()

Level:advanced
Location:src/ksp/ksp/impls/fcg/pipefcg/pipefcg.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages