i1 < i0, 0 < i0, 1 < i, 0 < j, 0 < i, j0 < i0, j < i, j1 < j, 0 ≤ j1, i1 ≤ j0, i * i0 ≤ i1 * j + j1 ⊦
Used simplifier rules: ⊦ i < j ↔ ¬ j ≤ i; (ss)