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Proof step 1 from proof zero-03 (conclusion)

⊦ 0 < i ∧ 0 < j → 0 ≤ i / j

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 2:
i / j < j, i / j < i, i / j < 0, 0 < j, 0 < i, i / j + 1 < j, i / j + 1 < i ⊦

Rule argument

Additional information

Used simplifier rules: succ-01: ⊦ i +1 = i + 1; from specification int-basic2%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%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%lels-01: ⊦ ¬ i ≤ j ↔ j < i; from specification int-abs