| S17ACF | Bessel function Y0(x) |
| S17ADF | Bessel function Y1(x) |
| S17AEF | Bessel function J0(x) |
| S17AFF | Bessel function J1(x) |
| S17AQF | Bessel function vectorized Y0(x) |
| S17ARF | Bessel function vectorized Y1(x) |
| S17ASF | Bessel function vectorized J0(x) |
| S17ATF | Bessel function vectorized J1(x) |
| S18GKF | Bessel function of the 1st kind Jα ± n(z) |