nag_pde_dim1_parab_convdiff_remesh (d03psc) Example Program Results Example 1 npts = 61 atol = 1.000e-04 rtol = 1.000e-04 (User-supplied callback uvin1, first invocation.) (User-supplied callback monit1, first invocation.) (User-supplied callback bndry1, first invocation.) (User-supplied callback pdef1, first invocation.) (User-supplied callback nmflx1, first invocation.) t = 0.100 x 0.2000 0.3000 0.4000 0.5000 0.6000 0.7000 0.8000 Approx u 0.0000 0.1198 0.9461 0.1182 0.0000 0.0000 0.0000 t = 0.200 x 0.2000 0.3000 0.4000 0.5000 0.6000 0.7000 0.8000 Approx u 0.0000 0.0007 0.1631 0.9015 0.1629 0.0001 0.0000 t = 0.300 x 0.2000 0.3000 0.4000 0.5000 0.6000 0.7000 0.8000 Approx u 0.0000 0.0000 0.0025 0.1924 0.8596 0.1946 0.0002 Number of integration steps in time = 92 Number of function evaluations = 443 Number of Jacobian evaluations = 39 Number of iterations = 231 Example 2 npts = 61 atol = 5.000e-04 rtol = 5.000e-02 Track centre point, x, of moving front t x Exact x 0.02 0.13 0.125 0.04 0.15 0.145 0.06 0.17 0.165 0.08 0.19 0.185 0.10 0.21 0.205 0.12 0.23 0.225 0.14 0.25 0.245 0.16 0.27 0.265 0.18 0.29 0.285 0.20 0.31 0.305