| s17acc | Bessel function Y0(x) |
| s17adc | Bessel function Y1(x) |
| s17aec | Bessel function J0(x) |
| s17afc | Bessel function J1(x) |
| s17dcc | Bessel functions Yν+a(z), real a≥0, complex z, ν=0,1,2,… |
| s17dec | Bessel functions Jν+a(z), real a≥0, complex z, ν=0,1,2,… |
| s18ekc | Bessel functions Jα+n-1(x) or Jα-n+1(x) for real x≠0, non-negative α<1 and n=1,2,…,|N|+1 |
| s18gkc | Bessel function of the 1st kind Jα±n(z) |