| range=(ar0, n0, ar1, n1, m), range=(ar1, n1, ar2, n2, m) ⊦ n0 + m ≤ # ar0 ∧ n2 + m ≤ # ar2 ∧ (∀ n. n < m → ar0[n0 + n] = ar2[n2 + n]) |
range=(ar1, n1, ar2, n2, m), range=(ar0, n0, ar1, n1, m) ⊦ n0 + m ≤ # ar0 ∧ n2 + m ≤ # ar2 ∧ (n < m → ar0[n0 + n] = ar2[n2 + n])