| i0 < i0 * j + 2 * j, i0 + 1 < j, 0 < j, i0 < j, 1 + i0 * j < j, i0 < 0, ∃ i1. ~1 = i0 + i1 ∧ 0 < i1, 0 < i0 * j + 2 * j, i0 + 1 < i0 * j + 2 * j ⊦ |
~1 = i0 + i, i0 < i, i0 + 1 < i0 * j + 2 * j, 0 < i0 * j + 2 * j, i0 < 0, 1 + i0 * j < j, i0 < j, 0 < j, i0 + 1 < j, i0 < i0 * j + 2 * j, 0 < i, i0 + 1 < i ⊦
Used simplifier rules: succ-01: ⊦ i +1 = i + 1; from specification int-basic2%trans: ⊦ i < j ∧ j < j0 → i < j0; (forward) from specification int-basic1%lf-01: ⊦ i < j ∧ j < i0 → i +1 < i0; (forward) from specification int-basic1%forward-le-05: ⊦ i < j ∧ 0 ≤ i → 0 < j; (forward) from specification int-abs