1 0 SNES Function norm 2.16768 2 Linear solve converged due to CONVERGED_RTOL iterations 5 3 1 SNES Function norm 5.24514e-06 4 Linear solve converged due to CONVERGED_RTOL iterations 5 5 2 SNES Function norm 1.899e-11 6 0 SNES Function norm 1.18058 7 Linear solve converged due to CONVERGED_RTOL iterations 4 8 1 SNES Function norm 2.75972e-05 9 Linear solve converged due to CONVERGED_RTOL iterations 5 10 2 SNES Function norm 3.046e-11 11 0 SNES Function norm 0.386707 12 Linear solve converged due to CONVERGED_RTOL iterations 5 13 1 SNES Function norm 0.0637671 14 Linear solve converged due to CONVERGED_RTOL iterations 5 15 2 SNES Function norm 3.02347e-07 16 Linear solve converged due to CONVERGED_RTOL iterations 5 17 3 SNES Function norm < 1.e-11 18errors on 17 x 17 grid: av |u-uexact| = 2.707e-03, |u-uexact|_inf = 1.428e-02 19