| n1 < m1, (n3 + n0) + m1 ≤ # ar0, n + m0 ≤ # ar, n0 + m0 ≤ # ar0, n3 + m1 ≤ m0, n2 + m1 ≤ # ar2, (n + n3) + m1 ≤ # ar, n1 < m1 → ar2[n2 + n1] = copy(ar, n, ar0, n0, m0)[(n3 + n0) + n1], ∀ n4. n4 < m1 → ar2[n2 + n4] = copy(ar, n, ar0, n0, m0)[(n3 + n0) + n4] ⊦ ar2[n2 + n1] = ar[(n + n3) + n1] |
ar2[n2 + n1] = copy(ar, n, ar0, n0, m0)[(n3 + n0) + n1], n1 < m1, (n + n3) + m1 ≤ # ar, n2 + m1 ≤ # ar2, n3 + m1 ≤ m0, n0 + m0 ≤ # ar0, n + m0 ≤ # ar, (n3 + n0) + m1 ≤ # ar0, ∀ n4. n4 < m1 → ar2[n2 + n4] = copy(ar, n, ar0, n0, m0)[(n3 + n0) + n4] ⊦ ar2[n2 + n1] = ar[(n + n3) + n1]