⊦ 36 ≤ i → ¬ 4 ^ (i / 6) ≤ (i + 1) * (i + 1)
Used simplifier rules: ⊦ i ≤ j ↔ ¬ j < i; (ss)% ⊦ i < j → ¬ j < i; (s) Used terms: i