PieChart3D[{y_1, y_2, ...}] makes a 3D pie chart with sector angle proportional to y_1, y_2, ....PieChart3D[{..., w_i[y_i, ...], ..., w_j[y_j, ...], ...}] makes a 3D pie ...
Pochhammer[a, n] gives the Pochhammer symbol (a) n.
PolyGamma[z] gives the digamma function \[Psi](z). PolyGamma[n, z] gives the n\[Null]^th derivative of the digamma function \[Psi] (n) (z).
PolyLog
(Built-in Mathematica Symbol) PolyLog[n, z] gives the polylogarithm function Li_n (z).PolyLog[n, p, z] gives the Nielsen generalized polylogarithm function S n, p (z).
Roots
(Built-in Mathematica Symbol) Roots[lhs == rhs, var] yields a disjunction of equations which represent the roots of a polynomial equation.
ShapiroWilkTest[data] tests whether data is normally distributed using the Shapiro\[Dash]Wilk test.ShapiroWilkTest[data, " property"] returns the value of " property".
Sign
(Built-in Mathematica Symbol) Sign[x] gives -1, 0, or 1 depending on whether x is negative, zero, or positive.
Simplify[expr] performs a sequence of algebraic and other transformations on expr, and returns the simplest form it finds. Simplify[expr, assum] does simplification using ...
SortBy
(Built-in Mathematica Symbol) SortBy[list, f] sorts the elements of list in the order defined by applying f to each of them.
SystemsModelExtract[sys, {i_1, i_2, ...}] extracts the subsystem of the StateSpaceModel or TransferFunctionModel object sys associated with inputs at position ...