| 0 < i0, j ≤ i ⊦ 0 ≤ (i - j) / i0 |
0 < i0, (i - j) / i0 < 0, j ≤ i ⊦
Used simplifier rules: forward-le-05: ⊦ i < j ∧ 0 ≤ i → 0 < j; (forward) from specification int-abs%forward-le-02: ⊦ j < i ∧ i ≤ 0 → j < 0; (forward) from specification int-abs% ⊦ i ≤ j ↔ ¬ j < i; (ss)