33B99 None of the above, but in this section

33C05 Classical hypergeometric functions, ${}_2F_1$

33C10 Bessel and Airy functions, cylinder functions, ${}_0F_1$

33C15 Confluent hypergeometric functions, Whittaker functions, ${}_1F_1$

33C20 Generalized hypergeometric series, ${}_pF_q$

33C45 Orthogonal polynomials and functions of hypergeometric type (Jacobi, Laguerre, Hermite, Askey scheme, etc.) [See also <a href="#code:42C05">42C05</a> for general orthogonal polynomials and functions]

33C47 Other special orthogonal polynomials and functions

33C50 Orthogonal polynomials and functions in several variables expressible in terms of special functions in one variable

33C52 Orthogonal polynomials and functions associated with root systems

33C60 Hypergeometric integrals and functions defined by them ($E$, $G$, $H$  and $I$ functions)

33C65 Appell, Horn and Lauricella functions

33C67 Hypergeometric functions associated with root systems

33C70 Other hypergeometric functions and integrals in several variables

33C75 Elliptic integrals as hypergeometric functions

33C80 Connections with groups and algebras, and related topics

33C99 None of the above, but in this section

33D05 $q$-gamma functions, $q$-beta functions and integrals

33D15 Basic hypergeometric functions in one variable, ${}_r\phi_s$

33D45 Basic orthogonal polynomials and functions (Askey-Wilson polynomials, etc.)

33D50 Orthogonal polynomials and functions in several variables expressible in terms of basic hypergeometric functions in one variable

33D52 Basic orthogonal polynomials and functions associated with root systems (Macdonald polynomials, etc.)

33D60 Basic hypergeometric integrals and functions defined by them

33D65 Bibasic functions and multiple bases

33D67 Basic hypergeometric functions associated with root systems

33D70 Other basic hypergeometric functions and integrals in several variables

33D80 Connections with quantum groups, Chevalley groups, $p$-adic groups, Hecke algebras, and related topics

33D99 None of the above, but in this section