| s17dcc | nag_complex_bessel_y Bessel functions Yν+a(z), real a ≥ 0, complex z, ν =0,1, 2,... |
| s17dec | nag_complex_bessel_j Bessel functions Jν+a(z), real a ≥ 0, complex z, ν =0,1, 2,... |
| s17dlc | nag_complex_hankel Hankel functions Hν+a(j)(z), j=1,2, real a ≥ 0, complex z, ν =0,1,2,... |