petsc-3.12.5 2020-03-29
KSPGetOptionsPrefix
Gets the prefix used for searching for all KSP options in the database.
Synopsis
#include "petscksp.h"
PetscErrorCode KSPGetOptionsPrefix(KSP ksp,const char *prefix[])
Not Collective
Input Parameters
ksp -the Krylov context
Output Parameters
prefix -pointer to the prefix string used is returned
Notes
On the fortran side, the user should pass in a string 'prefix' of
sufficient length to hold the prefix.
See Also
KSPSetOptionsPrefix(), KSPAppendOptionsPrefix()
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