AiryBiPrime[z] gives the derivative of the Airy function Bi^\[Prime] (z).
Arg
(Built-in Mathematica Symbol) Arg[z] gives the argument of the complex number z.
EllipticThetaPrime[a, u, q] gives the derivative with respect to u of the theta function \[CurlyTheta]_a (u, q) (a = 1, ..., 4).
Erfc
(Built-in Mathematica Symbol) Erfc[z] gives the complementary error function erfc(z).
Erf
(Built-in Mathematica Symbol) Erf[z] gives the error function erf(z). Erf[z_0, z_1] gives the generalized error function erf(z_1) - erf(z_0).
ExpIntegralEi[z] gives the exponential integral function Ei(z).
FractionalPart[x] gives the fractional part of x.
FresnelC[z] gives the Fresnel integral C(z).
FresnelS[z] gives the Fresnel integral S(z).
HarmonicNumber[n] gives the n\[Null]^th harmonic number H_n. HarmonicNumber[n, r] gives the harmonic number H_n^(r) of order r.