| 0 < i, 0 ≤ j ⊦ ¬ i0 ≤ j / i → ¬ i * i0 < j |
i * i0 < j, j / i < i0, 0 < i, 0 ≤ j ⊦
Used simplifier rules: forward-le-05: ⊦ i < j ∧ 0 ≤ i → 0 < j; (forward) from specification int-abs%forward-le-01: ⊦ i ≤ j ∧ 0 ≤ i → 0 ≤ j; (forward) from specification int-abs%lels-01: ⊦ ¬ i ≤ j ↔ j < i; from specification int-abs