:orphan:
# MatMultHermitianTransposeEqual
Compares matrix-vector products of two matrices. 
## Synopsis
```
#include "petscmat.h"  
PetscErrorCode MatMultHermitianTransposeEqual(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`, `MatMatMultAddEqual()`, `MatMultEqual()`, `MatMultAddEqual()`, `MatMultTransposeEqual()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/mat/utils/multequal.c.html#MatMultHermitianTransposeEqual">src/mat/utils/multequal.c</A>


---
[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/mat/utils/multequal.c)


[Index of all Mat routines](index.md)  
[Table of Contents for all manual pages](/manualpages/index.md)  
[Index of all manual pages](/manualpages/singleindex.md)