Hypergeometric1F1[a, b, z] is the Kummer confluent hypergeometric function \[Null]_1 F_1 (a; b; z).
HankelH1[n, z] gives the Hankel function of the first kind H_n^(1)(z).
InverseWeierstrassP[p, {g_2, g_3}] gives a value of u for which the Weierstrass function \[WeierstrassP] (u; g_2, g_3) is equal to p.
ExponentialDistribution[\[Lambda]] represents an exponential distribution with scale inversely proportional to parameter \[Lambda].
Building on its broad strengths in mathematics in general, and in special functions in particular, Mathematica provides a unique level of support for analytic number theory, ...
Apply
(Built-in Mathematica Symbol) Apply[f, expr] or f @@ expr replaces the head of expr by f. Apply[f, expr, {1}] or f @@@ expr replaces heads at level 1 of expr by f.Apply[f, expr, levelspec] replaces heads ...
BesselI
(Built-in Mathematica Symbol) BesselI[n, z] gives the modified Bessel function of the first kind I_n (z).
Listable is an attribute that can be assigned to a symbol f to indicate that the function f should automatically be threaded over lists that appear as its arguments.
LinearSolveFunction[dimensions, data] represents a function for providing solutions to a matrix equation.
ExpGammaDistribution[\[Kappa], \[Theta], \[Mu]] represents an exp-gamma distribution with shape parameter \[Kappa], scale parameter \[Theta], and location parameter \[Mu].