n * m0 ≤ m1 * m0 + n0, n0 < m0, m1 < n ⊦ m0 = 0, n = 0
Used simplifier rules: f: ⊦ m < n → n ≠ 0; (forward) from specification nat-basic1%lels-01: ⊦ ¬ m ≤ n ↔ n < m; from specification nat