⊦ j ≤ i0 + 1 ∧ 0 < j → ¬ i0 < i % j
¬(j ≤ i0 + 1 ∧ 0 < j), i0 < i % j, abs(j) ≤ i0 + 1 ⊦ j = 0
Used terms: j, i, i0