petsc-3.7.1 2016-05-15
PCAppendOptionsPrefix
Appends to the prefix used for searching for all PC options in the database.
Synopsis
#include "petscksp.h"
PetscErrorCode PCAppendOptionsPrefix(PC pc,const char prefix[])
Logically Collective on PC Many br
Input Parameters
| pc | - the preconditioner context Many br |
| prefix | - the prefix string to prepend to all PC option requests Many br |
Notes
A hyphen (-) must NOT be given at the beginning of the prefix name. Many brThe first character of all runtime options is AUTOMATICALLY the Many brhyphen. Many br
Many br
Keywords
PC, append, options, prefix, database
See Also
PCSetOptionsPrefix(), PCGetOptionsPrefix()
Level:advanced
Location:src/ksp/pc/interface/precon.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages