# TaoAppSetJacobianMat

Sets the matrix to be used for the Jacobian.

## Synopsis

    #include "tao.h"
    int TaoAppSetJacobianMat(TAO_APPLICATION taoapp,Mat J, Mat JP)

Collective on TAO_APPLICATION and Mat

## Input Parameters

| taoapp | - the TAO_APPLICATION context
| J | - Jacobian matrix
| JP | - Preconditioner for Jacobian

## Keywords

TAO_APPLICATION, Jacobian

## See Also

TaoAppSetJacobianRoutine(), TaoAppSetFunctionVec()

Level:intermediate
Location:src/petsctao/application/petscapp/tao_app_j.c
TAO Solver Index
Table of Contents

### Examples

src/complementarity/examples/tutorials/minsurf1.c.html
src/complementarity/examples/tutorials/blackscholes.c.html