EllipticK (Built-in Mathematica Symbol)

EllipticK[m] gives the complete elliptic integral of the first kind K(m).

EulerPhi (Built-in Mathematica Symbol)

EulerPhi[n] gives the Euler totient function \[Phi](n).

Factorial (Built-in Mathematica Symbol)

n! gives the factorial of n.

Hypergeometric2F1 (Built-in Mathematica Symbol)

Hypergeometric2F1[a, b, c, z] is the hypergeometric function \[InvisiblePrefixScriptBase]_2 F_1 (a, b; c; z).

PolyLog (Built-in Mathematica Symbol)

PolyLog[n, z] gives the polylogarithm function Li_n (z).PolyLog[n, p, z] gives the Nielsen generalized polylogarithm function S n, p (z).

Sech (Built-in Mathematica Symbol)

Sech[z] gives the hyperbolic secant of z.

Sinh (Built-in Mathematica Symbol)

Sinh[z] gives the hyperbolic sine of z.

Tanh (Built-in Mathematica Symbol)

Tanh[z] gives the hyperbolic tangent of z.

Zeta (Built-in Mathematica Symbol)

Zeta[s] gives the Riemann zeta function \[Zeta](s). Zeta[s, a] gives the generalized Riemann zeta function \[Zeta](s, a).

DoubleStep Method for NDSolve (Mathematica Tutorial)

The method "DoubleStep" performs a single application of Richardson's extrapolation for any one-step integration method. Although it is not always optimal, it is a general ...