petsc-master 2014-12-26
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KSPAppendOptionsPrefix

Appends to the prefix used for searching for all KSP options in the database.

Synopsis

#include "petscksp.h" 
PetscErrorCode  KSPAppendOptionsPrefix(KSP ksp,const char prefix[])
Logically Collective on KSP

Input Parameters

ksp - the Krylov context
prefix - the prefix string to prepend to all KSP option requests

Notes

A hyphen (-) must NOT be given at the beginning of the prefix name. The first character of all runtime options is AUTOMATICALLY the hyphen.

Keywords

KSP, append, options, prefix, database

See Also

KSPSetOptionsPrefix(), KSPGetOptionsPrefix()

Level:advanced
Location:
src/ksp/ksp/interface/itcl.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/ksp/ksp/examples/tutorials/ex9.c.html