MatPtAPMultEqual#

Compares matrix-vector products of C = BtAB

Synopsis#

#include "petscmat.h"  
PetscErrorCode MatPtAPMultEqual(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, MatMatMultAddEqual(), MatMultEqual(), MatMultAddEqual(), MatMultTransposeEqual()

Level#

intermediate

Location#

src/mat/utils/multequal.c

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