petsc-3.7.7 2017-09-25

MatHasOperation

Determines whether the given matrix supports the particular operation.

Synopsis

#include "petscmat.h" 
PetscErrorCode  MatHasOperation(Mat mat,MatOperation op,PetscBool  *has)

Not Collective

Input Parameters

	mat	- the matrix
	op	- the operation, for example, MATOP_GET_DIAGONAL

Output Parameter

has -either PETSC_TRUE or PETSC_FALSE

Notes

See the file include/petscmat.h for a complete list of matrix operations, which all have the form MATOP_<OPERATION>, where <OPERATION> is the name (in all capital letters) of the user-level routine. E.g., MatNorm() -> MATOP_NORM.

Keywords