petsc-3.13.6 2020-09-29
TaoSetJacobianResidualRoutine
Sets the function to compute the least-squares residual Jacobian as well as the location to store the matrix.
Synopsis
#include "petsctao.h"
PetscErrorCode TaoSetJacobianResidualRoutine(Tao tao, Mat J, Mat Jpre, PetscErrorCode (*func)(Tao, Vec, Mat, Mat, void*), void *ctx)
Logically collective on Tao
Input Parameters
| tao | - the Tao context
|
| J | - Matrix used for the jacobian
|
| Jpre | - Matrix that will be used operated on by preconditioner, can be same as J
|
| func | - Jacobian evaluation routine
|
| ctx | - [optional] user-defined context for private data for the
Jacobian evaluation routine (may be NULL)
|
Calling sequence of func
func(Tao tao,Vec x,Mat J,Mat Jpre,void *ctx);
| tao | - the Tao context
|
| x | - input vector
|
| J | - Jacobian matrix
|
| Jpre | - preconditioning matrix, usually the same as J
|
| ctx | - [optional] user-defined Jacobian context
|
Level
intermediate
Location
src/tao/interface/taosolver_hj.c
Examples
src/tao/leastsquares/tutorials/chwirut1.c.html
src/tao/leastsquares/tutorials/cs1.c.html
src/tao/leastsquares/tutorials/tomography.c.html
Index of all Tao routines
Table of Contents for all manual pages
Index of all manual pages