| j < i, j < 0, i0 < i, j < j * i + i0, 0 < i, 0 ≤ i0, j + 1 < i ⊦ |
⊦ j < (* i1) * j + i ↔ 0 < (i1 - 1) * j + i
j < i, j < 0, i0 < i, 0 < (i - 1) * j + i0, 0 < i, 0 ≤ i0, j + 1 < i ⊦
Used simplifier rules: commutativity: ⊦ i * j = j * i; Used terms: i0, i, j