GTSEvaluateJacobian

Constructs the Jacobian matrix for U_t = F(U,t)

#include "petscts.h" 
#include "gsolver.h" 
int GTSEvaluateJacobian(GTS ts, double t, GVec x, GMat *J, GMat *M, MatStructure *flag, PetscObject ctx)

Collective on GTS

ts -The grid TS

x -The current iterate

flag -The matrix structure flag

ctx -The optional user context

J -The Jacobian matrix

M -The preconditioner for the Jacobian matrix, usually the same as J

grid ts, evaluate, jacobian