25 Chirikov Standard Map (stop_motion)

Description

> k = 0.1, 0.6, ..., 3.1, ``` def chirikov_standard_map(θ, p, k): y = fmod(p + k*sin(θ), 2*pi) x = fmod(θ + y, 2*pi) z = 0 return (x, y, z) ```