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

Index of all Mat routines
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Index of all manual pages