| 2 ≤ i, max_prime_divisor(i) < 0, 0 ≤ i, 0 < i, max_prime_divisor(i) + 1 < i ⊦ prime(i) |
⊦ ¬ prime(i) ∧ 2 ≤ i → prime(max_prime_divisor(i))
¬ prime(i) ∧ 2 ≤ i → prime(max_prime_divisor(i)), 2 ≤ i, max_prime_divisor(i) < 0, 0 ≤ i, 0 < i, max_prime_divisor(i) + 1 < i ⊦ prime(i)
Used terms: i