petsc-master 2019-12-16
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MatAppendOptionsPrefix

Appends to the prefix used for searching for all Mat options in the database.

Synopsis

#include "petscmat.h" 
PetscErrorCode MatAppendOptionsPrefix(Mat A,const char prefix[])
Logically Collective on Mat

Input Parameters

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.

See Also

MatGetOptionsPrefix()

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