nag_specfun_kelvin_ker (s19acc) Example Program Results x y 1.000e-01 2.420e+00 1.000e+00 2.867e-01 2.500e+00 -6.969e-02 5.000e+00 -1.151e-02 1.000e+01 1.295e-04 1.500e+01 -1.514e-08