n = n0, n1 < n, n2 < n0, m0 < m, n1 < n0, n ≤ n0, m * n0 + n2 ≤ m0 * n + n1 ⊦
n1 < n, n2 < n0, m0 < m, n1 < n0, n ≤ n0, m * n0 + n2 ≤ m0 * n + n1 ⊦ n = n0
Used formulas: n = n0