nag_pde_dim1_parab_coll (d03pdc) Example Program Results Polynomial degree = 3 No. of elements = 9 Accuracy requirement = 1.000e-04 Number of points = 28 t / x -1.0000 -0.6000 -0.2000 0.2000 0.6000 1.0000 (User-supplied callback uinit, first invocation.) (User-supplied callback pdedef, first invocation.) (User-supplied callback bndary, first invocation.) 0.0001 u(1) 1.0000 0.8090 0.3090 -0.3090 -0.8090 -1.0000 u(2) -2.4850 -1.9957 -0.7623 0.7623 1.9957 2.4850 0.0010 u(1) 1.0000 0.8085 0.3088 -0.3088 -0.8085 -1.0000 u(2) -2.5583 -1.9913 -0.7606 0.7606 1.9913 2.5583 0.0100 u(1) 1.0000 0.8051 0.3068 -0.3068 -0.8051 -1.0000 u(2) -2.6962 -1.9481 -0.7439 0.7439 1.9481 2.6962 0.1000 u(1) 1.0000 0.7951 0.2985 -0.2985 -0.7951 -1.0000 u(2) -2.9022 -1.8339 -0.6338 0.6338 1.8339 2.9022 1.0000 u(1) 1.0000 0.7939 0.2972 -0.2972 -0.7939 -1.0000 u(2) -2.9233 -1.8247 -0.6120 0.6120 1.8247 2.9233 Number of integration steps in time 50 Number of residual evaluations of resulting ODE system 407 Number of Jacobian evaluations 18 Number of iterations of nonlinear solver 122