     Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 2
    Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 2
  Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 3
Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 3
errors on 33 x 33 grid:  av |u-uexact|  = 8.182e-04,  |u-uexact|_inf = 5.747e-03
