MatIsLinear

Check if a shell matrix A is a linear operator.

Synopsis

#include "petscmat.h"  
PetscErrorCode MatIsLinear(Mat A, PetscInt n, PetscBool *flg)

Collective

Input Parameters

• A - the shell matrix

• n - number of random vectors to be tested

Output Parameter

• flg - PETSC_TRUE if the shell matrix is linear; PETSC_FALSE otherwise.

See Also

Mat, MatMatMultAddEqual(), MatMultEqual(), MatMultAddEqual(), MatMultTransposeEqual()

Level

intermediate

Location

src/mat/utils/multequal.c

Examples

src/ksp/ksp/tutorials/ex14f.F90

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