MatTransposeMatMultEqual

Test A^TBx = C*x for n random vector x

Synopsis

#include "petscmat.h"  
PetscErrorCode MatTransposeMatMultEqual(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, MatMatMultEqual(), MatMultEqual(), MatMultAddEqual(), MatMultTransposeEqual()

Level

intermediate

Location

src/mat/utils/multequal.c

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