petsc-3.14.6 2021-03-30
TaoComputeResidualJacobian
Computes the least-squares residual Jacobian matrix that has been set with TaoSetJacobianResidual().
Synopsis
#include "petsctao.h"
PetscErrorCode TaoComputeResidualJacobian(Tao tao, Vec X, Mat J, Mat Jpre)
Collective on Tao
Input Parameters
| tao | - the Tao solver context
|
| X | - input vector
|
Output Parameters
| J | - Jacobian matrix
|
| Jpre | - Preconditioning matrix
|
Notes
Most users should not need to explicitly call this routine, as it
is used internally within the minimization solvers.
TaoComputeResidualJacobian() is typically used within least-squares
implementations, so most users would not generally call this routine
themselves.
See Also
TaoComputeResidual(), TaoSetJacobianResidual()
Level
developer
Location
src/tao/interface/taosolver_hj.c
Index of all Tao routines
Table of Contents for all manual pages
Index of all manual pages