petsc-3.13.6 2020-09-29

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.

Level

advanced

Location

src/mat/interface/matrix.c

Implementations

MatHasOperation_Nest in src/mat/impls/nest/matnest.c
MatHasOperation_Transpose in src/mat/impls/transpose/transm.c

Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages