NevilleThetaD[z, m] gives the Neville theta function \[CurlyTheta]_d (z \[VerticalSeparator] m).
Norm
(Built-in Mathematica Symbol) Norm[expr] gives the norm of a number, vector or matrix. Norm[expr, p] gives the p-norm.
ParallelTry[f, {arg_1, arg_2, ...}] evaluates f[arg_i] in parallel, returning the first result received.ParallelTry[f, {arg_1, arg_2, ...}, k] returns a list of the first k ...
PermutationGroup[{perm_1, ..., perm_n}] represents the group generated by multiplication of the permutations perm_1, ..., perm_n.
PolarGridLines is an option for sector charts and polar plots that specifies polar grid lines.
PropertyValue[{obj, item}, name] gives the property value associated with name for item in obj.
RegularExpression["regex"] represents the generalized regular expression specified by the string " regex".
RootSum
(Built-in Mathematica Symbol) RootSum[f, form] represents the sum of form[x] for all x that satisfy the polynomial equation f[x] == 0.
Scaled
(Built-in Mathematica Symbol) Scaled[{x, y, ...}] gives the position of a graphical object in terms of coordinates scaled to run from 0 to 1 across the whole plot range in each direction. Scaled[{dx, dy, ...
SetSharedFunction[f_1, f_2, ...] declares the symbols f_i as shared functions whose downvalues are synchronized among all parallel kernels.