nag_5d_shep_eval (e01tnc) Example Program Results i f(x) q(x) |f(x)-Q(x)| 0 0.0058 0.0464 0.0407 1 0.0034 0.4855 0.4821 2 -0.1096 0.0724 0.1820 3 0.0875 0.0320 0.0555 4 0.0015 0.0373 0.0358 5 -0.0158 -0.1170 0.1012 6 0.0046 -0.0484 0.0530 7 -0.0090 -0.0134 0.0043