| s21bec | Elliptic integral of 1st kind, Legendre form, F(φ ∣ m) |
| s21bfc | Elliptic integral of 2nd kind, Legendre form, E (φ ∣ m) |
| s21bgc | Elliptic integral of 3rd kind, Legendre form, Π (n ; φ ∣ m) |
| s21bhc | Complete elliptic integral of 1st kind, Legendre form, K (m) |
| s21bjc | Complete elliptic integral of 2nd kind, Legendre form, E (m) |
| s22aac | Legendre and associated Legendre functions of the first kind with real arguments |