2 ^ i = j + 1, 0 < j, 0 ≤ j, ∀ i. 2 ^ i ≠ j + 1 ⊦
Used simplifier rules: ⊦ i < j ∧ 0 ≤ i → 0 < j; (forward)% ⊦ i ≤ j ∧ 0 ≤ i → 0 ≤ j; (forward)% ⊦ i - j = i0 ↔ i = i0 + j;