pub fn suq_sin(x: f64, k: f64) -> f64
Implements the superquadric function involving sin(x)
suq_sin(x;k) = sign(sin(x)) · |sin(x)|ᵏ
suq_sin(x;k) is the f(ω;m) function from https://en.wikipedia.org/wiki/Superquadrics
suq_sin(x;k)
f(ω;m)