Function polymers::math::inverse_newton_raphson_powered

pub fn inverse_newton_raphson_powered(
    y: &f64,
    f: &dyn Fn(&f64) -> f64,
    fp: &dyn Fn(&f64) -> f64,
    guess: &f64,
    rel_tol: &f64,
    max_iters: &u8,
    power: i32,
) -> f64