PowerDistribution[k, a] represents a power distribution with domain parameter k and shape parameter a.
PrimePi
(Built-in Mathematica Symbol) PrimePi[x] gives the number of primes \[Pi] (x) less than or equal to x.
PrimeZetaP[s] gives prime zeta function P(s).
SechDistribution[\[Mu], \[Sigma]] represents the hyperbolic secant distribution with location parameter \[Mu] and scale parameter \[Sigma].
SelfLoopStyle is an option for GraphPlot and related functions that specifies how to draw self-loops that connect a vertex to itself.
SpheroidalRadialFactor[n, m, c] gives the spheroidal radial factor with degree n and order m.
SuzukiDistribution[\[Mu], \[Nu]] represents the Suzuki distribution with shape parameters \[Mu] and \[Nu].
TopologicalSort[g] gives a list of vertices of g in topologically sorted order for a directed acyclic graph g.
TotalVariationFilter[image] iteratively reduces noise while preserving edges in image.TotalVariationFilter[image, param] assumes a regularization parameter value param.
VectorPoints is an option to VectorPlot, ListVectorPlot, and related functions that determines how many field vectors to draw.