petsc-3.7.3 2016-08-01
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MatGetOptionsPrefix

 Sets 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

A -the Mat context

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.

Keywords

Mat, get, options, prefix, database

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