MatMatMultEqual

Test ABx = C*x for n random vector x

Synopsis

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

Collective

Input Parameters

• A - the first matrix

• B - the second matrix

• C - the third 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, MatMultEqual(), MatMultAddEqual(), MatMultTransposeEqual()

Level

intermediate

Location

src/mat/utils/multequal.c

Examples

src/mat/tests/ex104.c
src/mat/tests/ex109.c
src/mat/tests/ex115.c
src/mat/tests/ex122.c
src/mat/tests/ex195.c
src/mat/tests/ex202.c
src/mat/tests/ex237.c
src/mat/tests/ex241.c
src/mat/tests/ex309.c
src/mat/tests/ex33.c

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