petsc-3.9.4 2018-09-11
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MatTransposeMatMultEqual

Test A^T*B*x = C*x for n random vector x

Synopsis

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

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.

Level

intermediate

Location

src/mat/utils/multequal.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages