am {jacobi}

Amplitude function

Description

Evaluation of the amplitude function.

Usage

am(u, m)

Arguments

u

complex number

m

square of elliptic modulus, a complex number

Value

A complex number.

Examples

library(Carlson)
phi <- 1 + 1i
m <- 2
u <- elliptic_F(phi, m)
am(u, m) # should be phi