AiryAiPrime[z] gives the derivative of the Airy function Ai^\[Prime] (z).
AiryBi
(Built-in Mathematica Symbol) AiryBi[z] gives the Airy function Bi(z).
ArcCos
(Built-in Mathematica Symbol) ArcCos[z] gives the arc cosine cos -1 (z) of the complex number z.
ArcSin
(Built-in Mathematica Symbol) ArcSin[z] gives the arc sine sin -1 (z) of the complex number z.
BarChart3D[{y_1, y_2, ...}] makes a 3D bar chart with bar lengths y_1, y_2, ....BarChart3D[{..., w_i[y_i, ...], ..., w_j[y_j, ...], ...}] makes a 3D bar chart with bar ...
BernoulliB[n] gives the Bernoulli number B_n. BernoulliB[n, x] gives the Bernoulli polynomial B_n (x).
Beta
(Built-in Mathematica Symbol) Beta[a, b] gives the Euler beta function \[CapitalBeta](a, b). Beta[z, a, b] gives the incomplete beta function \[CapitalBeta]_z (a, b).
BetaRegularized[z, a, b] gives the regularized incomplete beta function I_z (a, b).
Binomial[n, m] gives the binomial coefficient ( { {n}, {m} } ).
Cosh
(Built-in Mathematica Symbol) Cosh[z] gives the hyperbolic cosine of z.