nag_ode_ivp_rk_errass (d02pzc) Example Program Results Calculation with tol = 1.0e-06 t y1 y2 y3 y4 0.000 0.3000 0.0000 0.0000 2.3805 (User-supplied callback f, first invocation.) 9.425 -1.7000 0.0000 -0.0000 -0.4201 Componentwise error assessment 3.81e-06 7.10e-06 6.92e-06 2.10e-06 Worst global error observed was 3.43e-05 - it occurred at t = 6.302 Cost of the integration in evaluations of f is 1361