slepc-main 2024-11-15
PEPSetOptionsPrefix
Sets the prefix used for searching for all PEP options in the database.
Synopsis
#include "slepcpep.h"
PetscErrorCode PEPSetOptionsPrefix(PEP pep,const char *prefix)
Logically Collective
Input Parameters
| pep | - the polynomial eigensolver context
|
| prefix | - the prefix string to prepend to all PEP 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.
For example, to distinguish between the runtime options for two
different PEP contexts, one could call
PEPSetOptionsPrefix(pep1,"qeig1_")
PEPSetOptionsPrefix(pep2,"qeig2_")
See Also
PEPAppendOptionsPrefix(), PEPGetOptionsPrefix()
Level
advanced
Location
src/pep/interface/pepopts.c
Index of all PEP routines
Table of Contents for all manual pages
Index of all manual pages