EllipticPi

EllipticPi[n, m] gives the complete elliptic integral of the third kind Π(n|m).

EllipticPi[n, ϕ, m] gives the incomplete elliptic integral Π(n; ϕ|m).

Examples

Complete elliptic integral:

N[EllipticPi[0.3, 0.5]]

Incomplete elliptic integral:

N[EllipticPi[0.2, Pi/4, 0.5]]

Please visit the official Wolfram Language Reference for more details.