MatMultEqual

Compares matrix-vector products of two matrices.

Synopsis

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

Collective

Input Parameters

• A - the first matrix

• B - the second matrix

• n - number of random vectors to be tested

Output Parameter

• flg - PETSC_TRUE if the products are equal; PETSC_FALSE otherwise.

See Also

Mat, MatMultAddEqual(), MatMultTransposeEqual(), MatMultTransposeAddEqual(), MatIsLinear()

Level

intermediate

Location

src/mat/utils/multequal.c

Examples

src/ksp/ksp/tutorials/ex81.c

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