petsc-3.11.2 2019-05-18
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MatIsLinear

Check if a shell matrix A is a linear operator.

Synopsis

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

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.

Level

intermediate

Location

src/mat/utils/multequal.c

Examples

src/ksp/ksp/examples/tutorials/ex14f.F90.html

Index of all Mat routines
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Index of all manual pages