| ¬ i ≤ 0 ⊦ i % 2 = 0, ((i * i) * (i + 1) * (i + 1)) % 4 = 0, i % 2 ≠ 1 ∧ 0 < i |
i % 2 = 1, 0 < i ⊦ ((i * i) * (i + 1) * (i + 1)) % 4 = 0
Used simplifier rules: forward-le-05: ⊦ i < j ∧ 0 ≤ i → 0 < j; (forward) from specification int-abs%lels-01: ⊦ ¬ i ≤ j ↔ j < i; from specification int-abs