PETSc version 3.15.5
MatGetOptionsPrefix
Gets the prefix used for searching for all Mat options in the database. 
Synopsis
#include "petscmat.h" 
PetscErrorCode MatGetOptionsPrefix(Mat A,const char *prefix[])
Not Collective
Input Parameter
Output Parameter
|  | prefix | - pointer to the prefix string used | 
Notes
On the fortran side, the user should pass in a string 'prefix' of
sufficient length to hold the prefix.
See Also
 MatAppendOptionsPrefix()
Level
advanced
Location
src/mat/interface/matrix.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages