QHypergeometricPFQ[{a_1, ..., a_r}, {b_1, ..., b_s}, q, z] gives the basic hypergeometric series \[Null]_r \[Phi]_s (a; b; q; z).
QPolyGamma[z, q] gives the q-digamma function \[Psi]_q (z).QPolyGamma[n, z, q] gives the n\[Null]^th derivative of the q-digamma function \[Psi]_q^(n)(z).
RandomInteger[{i_min, i_max}] gives a pseudorandom integer in the range {i_min, i_max}. RandomInteger[i_max] gives a pseudorandom integer in the range {0, ...
RandomPermutation[gr] gives a pseudorandom permutation in the permutation group gr.RandomPermutation[gr, n] gives a list of n pseudorandom permutations in the permutation ...
RandomPrime[{i_min, i_max}] gives a pseudorandom prime number in the range i_min to i_max.RandomPrime[i_max] gives a pseudorandom prime number in the range 2 to ...
RightCosetRepresentative[group, g] returns the smallest element in the right coset of products of the elements of group by g.
SawtoothWave[x] gives a sawtooth wave that varies from 0 to 1 with unit period.SawtoothWave[{min, max}, x] gives a sawtooth wave that varies from min to max with unit period.
Skewness[list] gives the coefficient of skewness for the elements in list.Skewness[dist] gives the coefficient of skewness for the symbolic distribution dist.
SpheroidalS1[n, m, \[Gamma], z] gives the radial spheroidal function S_n^m, (1)(\[Gamma], z) of the first kind.
SquareFreeQ[expr] gives True if expr is a square-free polynomial or number, and False otherwise.SquareFreeQ[expr, vars] gives True if expr is square free with respect to the ...