Function rand_point

poly-commit/src/ipa_pc/mod.rs:1082–1084

(_: Option<usize>, rng: &mut ChaCha20Rng)

    }

    fn rand_point<F: PrimeField>(_: Option<usize>, rng: &mut ChaCha20Rng) -> F {
        F::rand(rng)
    }

    #[test]
    fn single_poly_test() {