NevilleThetaS[z, m] gives the Neville theta function \[CurlyTheta]_s (z \[VerticalSeparator] m).
HankelH2[n, z] gives the Hankel function of the second kind H_n^(2)(z).
DedekindEta[\[Tau]] gives the Dedekind eta modular elliptic function \[Eta](\[Tau]).
HankelH1[n, z] gives the Hankel function of the first kind H_n^(1)(z).
LegendreQ[n, z] gives the Legendre function of the second kind Q_n (z). LegendreQ[n, m, z] gives the associated Legendre function of the second kind Q_n^m(z).
AiryBiZero[k] represents the k\[Null]^th zero of the Airy function Bi(x).AiryBiZero[k, x_0] represents the k\[Null]^th zero less than x_0.