petsc-3.10.5 2019-03-28
MatMFFDSetOptionsPrefix
Sets the prefix used for searching for all MatMFFD options in the database.
Synopsis
#include "petscmat.h"
PetscErrorCode MatMFFDSetOptionsPrefix(Mat mat,const char prefix[])
Collective on Mat
Input Parameter
| A | - the Mat context
|
| prefix | - the prefix to prepend to all option names
|
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
SNES, matrix-free, parameters
See Also
MatSetFromOptions(), MatCreateSNESMF(), MatCreateMFFD()
Level
advanced
Location
src/mat/impls/mffd/mffd.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages