---------------------------- Simulation parameters: dim : 2 r : 0.1 eps : 0.001 alpha: 0.75 gamma: 0.75 D : 0.01 IC : 3 snum : 1 x0 : (0.25,0.25) scals: (500.,0.,0.,1.) ---------------------------- ---------- Testing Jacobian ------------- Run with -snes_test_jacobian_view and optionally -snes_test_jacobian to show difference of hand-coded and finite difference Jacobian entries greater than . Testing hand-coded Jacobian, if (for double precision runs) ||J - Jfd||_F/||J||_F is O(1.e-8), the hand-coded Jacobian is probably correct. ||J - Jfd||_F/||J||_F = 7.35292e-14, ||J - Jfd||_F = 7.46146e-13 0 TS: time 0., energy 0.763392, intp -5.02926e-22, ell 0. ---------- Testing Jacobian ------------- ||J - Jfd||_F/||J||_F = 1.87976e-08, ||J - Jfd||_F = 1.93038e-07 step 0 stage 0 nonlinear its 1, linear its 1 1 TS: time 0.1, energy 0.6889, intp -1.85288e-22, ell 0.