nag_pde_dim1_parab_fd (d03pcc) Example Program Results Accuracy requirement = 0.00100 Parameter alpha = 1.000 t / x 0.0000 0.4000 0.6000 0.8000 0.9000 1.0000 (User-supplied callback bndary, first invocation.) (User-supplied callback pdedef, first invocation.) 0.0001 u(1) 0.0000 0.8008 1.1988 1.5990 1.7958 1.8485 u(2) 0.9997 0.9995 0.9994 0.9988 0.9663 -0.0000 0.0010 u(1) 0.0000 0.7982 1.1940 1.5841 1.7179 1.6734 u(2) 0.9969 0.9952 0.9937 0.9484 0.6385 -0.0000 0.0100 u(1) 0.0000 0.7676 1.1239 1.3547 1.3635 1.2830 u(2) 0.9627 0.9495 0.8754 0.5537 0.2908 -0.0000 0.1000 u(1) 0.0000 0.3908 0.5007 0.5297 0.5120 0.4744 u(2) 0.5468 0.4299 0.2995 0.1479 0.0724 -0.0000 1.0000 u(1) 0.0000 0.0007 0.0008 0.0008 0.0008 0.0007 u(2) 0.0010 0.0007 0.0005 0.0002 0.0001 -0.0000 Number of integration steps in time 78 Number of residual evaluations of resulting ODE system 378 Number of Jacobian evaluations 25 Number of iterations of nonlinear solver 190