TSComputeSNESJacobian#

Compute the Jacobian needed for the SNESSolve() in TS

Synopsis#

#include "petscts.h"  
PetscErrorCode TSComputeSNESJacobian(TS ts, Vec x, Mat J, Mat Jpre)

Collective

Input Parameters#

ts - the TS context obtained from TSCreate()
x - state vector

Output Parameters#

J - Jacobian matrix
Jpre - preconditioning matrix for J (may be same as J)

Note#

Uses finite differencing when TS Jacobian is not available.

See Also#

SNES, TS, SNESSetJacobian(), TSSetRHSJacobian(), TSSetIJacobian()`

Level#

developer

Location#

src/ts/interface/sensitivity/tssen.c

Index of all Sensitivity routines
Table of Contents for all manual pages
Index of all manual pages