petsc-3.10.5 2019-03-28
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# MatCreateNormalHermitian

Creates a new matrix object that behaves like (A*)'*A.

### Synopsis

    #include "petscmat.h"
    PetscErrorCode  MatCreateNormalHermitian(Mat A,Mat *N)

Collective on Mat

### Input Parameter

A -the (possibly rectangular complex) matrix

### Output Parameter

N -the matrix that represents (A*)'*A

### Notes

The product (A*)'*A is NOT actually formed! Rather the new matrix object performs the matrix-vector product by first multiplying by A and then (A*)'

### Level

intermediate

### Location

src/mat/impls/normal/normmh.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages