AlgebraicNumberPolynomial[a, x] gives the polynomial in x corresponding to the AlgebraicNumber object a.
Algebraics represents the domain of algebraic numbers, as in x \[Element] Algebraics.
AlternativeHypothesis is an option for hypothesis testing functions like LocationTest that specifies the alternative hypothesis.
AngerJ
(Built-in Mathematica Symbol) AngerJ[\[Nu], z] gives the Anger function J_v(z).AngerJ[\[Nu], \[Mu], z] gives the associated Anger function J_\[Nu]^\[Mu](z).
ArcCoth
(Built-in Mathematica Symbol) ArcCoth[z] gives the inverse hyperbolic cotangent coth -1 (z) of the complex number z.
ArcTanh
(Built-in Mathematica Symbol) ArcTanh[z] gives the inverse hyperbolic tangent tanh -1 (z) of the complex number z.
BaseStyle is an option for formatting and related constructs that specifies the base style to use for them.
BeginPackage["context`"] makes context` and System` the only active contexts. BeginPackage["context`", {"need_1`", "need_2`", ...}] calls Needs on the need_i.
BellY
(Built-in Mathematica Symbol) BellY[n, k, {x_1, ..., x n - k + 1}] gives the partial Bell polynomial Y n, k (x_1, ..., x n - k + 1). BellY[n, k, m] gives the generalized partial Bell polynomial of a ...
BesselK
(Built-in Mathematica Symbol) BesselK[n, z] gives the modified Bessel function of the second kind K_n (z).