PETSc version 3.15.5
LandauIJacobian
TS Jacobian construction 
Synopsis
#include "petscdmplex.h" 
#include "petsclandau.h"   
PetscErrorCode LandauIJacobian(TS ts, PetscReal time_dummy, Vec X, Vec U_tdummy, PetscReal shift, Mat Amat, Mat Pmat, void *actx)
Collective on ts
Input Parameters
+   TS  - The time stepping context
.   time_dummy - current time (not used)
-   X - Current state
+   U_tdummy - Time derivative of current state (not used)
.   shift - shift for du/dt term
-   actx - Landau context
Output Parameter
.   Amat  - Jacobian
+   Pmat  - same as Amat
.keywords: mesh
.seealso: LandauCreateVelocitySpace(), LandauIFunction()
Level
beginner
Location
src/ts/utils/dmplexlandauplexland.c
Examples
src/ts/utils/dmplexlandau/tutorials/ex1.c.html
src/ts/utils/dmplexlandau/tutorials/ex2.c.html
src/ts/utils/dmplexlandau/tutorials/ex1f90.F90.html
Index of all LANDAU routines
Table of Contents for all manual pages
Index of all manual pages