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Proof step 1 from proof pdiv-ls (conclusion)

i / j < j0, i0 ≤ i, 0 < j ⊦ i0 / j < j0

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 2:
i / j < j0, i0 ≤ i, j0 ≤ i0 / j, i / j < i0 / j, 0 < j ⊦

Rule argument

Additional information

Used simplifier rules: forward-lsle: ⊦ i < j ∧ j ≤ j0 → i < j0; (forward) from specification int-abs%forward-le-05: ⊦ i < j ∧ 0 ≤ i → 0 < j; (forward) from specification int-abs%lels: ⊦ ¬ i < j ↔ j ≤ i; from specification int-abs