AlgebraicNumberNorm[a] gives the norm of the algebraic number a.
AlgebraicNumberPolynomial[a, x] gives the polynomial in x corresponding to the AlgebraicNumber object a.
BetaBinomialDistribution[\[Alpha], \[Beta], n] represents a beta binomial mixture distribution with beta distribution parameters \[Alpha] and \[Beta], and n binomial trials.
BirnbaumSaundersDistribution[\[Alpha], \[Lambda]] represents the Birnbaum\[Dash]Saunders distribution with shape parameter \[Alpha] and scale parameter \[Lambda].
BitAnd
(Built-in Mathematica Symbol) BitAnd[n_1, n_2, ...] gives the bitwise AND of the integers n_i.
BitOr
(Built-in Mathematica Symbol) BitOr[n_1, n_2, ...] gives the bitwise OR of the integers n_i.
Cancel
(Built-in Mathematica Symbol) Cancel[expr] cancels out common factors in the numerator and denominator of expr.
CapForm
(Built-in Mathematica Symbol) CapForm[type] is a graphics primitive that specifies what type of caps should be used at the ends of lines, tubes, and related primitives.
ChineseRemainder[{r_1, r_2, ...}, {m_1, m_2, ...}] gives the smallest non-negative x that satisfies all the integer congruences x mod m_i = r_i mod m_i.
Coefficient[expr, form] gives the coefficient of form in the polynomial expr. Coefficient[expr, form, n] gives the coefficient of form^n in expr.