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Proof step 4 from proof ls-02 (previous step)

0 < i0, i / i0 < j / i0, i < 0, j ≤ i ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 5:
i / i0 < j / i0, 0 < i0, j < 0, i < 0, j ≤ i ⊦

Rule argument

Additional information

Used simplifier rules: forward-lels: ⊦ i ≤ j ∧ j < j0 → i < j0; (forward) from specification int-abs%forward-le-02: ⊦ j < i ∧ i ≤ 0 → j < 0; (forward) from specification int-abs