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

Note

See MatSetOperation() for additional discussion on naming convention and usage of op.

See Also

Matrices, Mat, MatCreateShell(), MatGetOperation(), MatSetOperation()

Level

advanced

Location

src/mat/interface/matrix.c

Implementations

MatHasOperation_IS() in src/mat/impls/is/matis.c
MatHasOperation_Nest() in src/mat/impls/nest/matnest.c
MatHasOperation_HT() in src/mat/impls/transpose/htransm.c
MatHasOperation_Transpose() in src/mat/impls/transpose/transm.c

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