MatGetOptionsPrefix#
Gets the prefix used for searching for all matrix options in the database.
Synopsis#
#include "petscmat.h"
PetscErrorCode MatGetOptionsPrefix(Mat A, const char *prefix[])
Not Collective
Input Parameter#
A - the matrix
Output Parameter#
prefix - pointer to the prefix string used
Fortran Note#
The user should pass in a string prefix of
sufficient length to hold the prefix.
See Also#
Matrices, Mat, MatAppendOptionsPrefix(), MatSetOptionsPrefix(), MatAppendOptionsPrefixFactor(), MatSetOptionsPrefixFactor()
Level#
advanced
Location#
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages