c05zd Example Program Results fvec at x = 0.9200 0.1300 0.5400 -1.1816 -1.4297 -1.6063 -1.7453 -1.8407 -1.9216 -1.9841 -2.0225 -2.4690 -2.8276 -3.4736 -4.4376 -6.0477 -9.2678 -18.9181 fvecp at xp = 0.9200 0.1300 0.5400 -1.1816 -1.4297 -1.6063 -1.7453 -1.8407 -1.9216 -1.9841 -2.0225 -2.4690 -2.8276 -3.4736 -4.4376 -6.0477 -9.2678 -18.9181 err 0.1120 0.0976 0.0949 0.0979 0.1053 0.1197 0.1498 0.9755 0.9950 1.0000 1.0000 0.9686 0.9917 0.9802 1.0000