KelvinBer[z] gives the Kelvin function ber(z).KelvinBer[n, z] gives the Kelvin function ber_n (z).
KelvinKei[z] gives the Kelvin function kei(z).KelvinKei[n, z] gives the Kelvin function kei_n (z).
KelvinKer[z] gives the Kelvin function ker(z).KelvinKer[n, z] gives the Kelvin function ker_n (z).
MachinePrecision is a symbol used to indicate machine-number precision.
RootOfUnityQ[a] yields True if a is a root of unity, and yields False otherwise.
SpheroidalQS[n, m, \[Gamma], z] gives the angular spheroidal function QS n, m (\[Gamma], z) of the second kind.
StruveH
(Built-in Mathematica Symbol) StruveH[n, z] gives the Struve function H n (z).
StruveL
(Built-in Mathematica Symbol) StruveL[n, z] gives the modified Struve function L n (z).
SyntaxInformation[f] gives information used to generate syntax coloring and other advisories when f[...] is entered as input.
TrigFactor[expr] factors trigonometric functions in expr.