| n5 < n4 + n1, (n3 + n0) + n5 < # ar0, (n0 + n1 + n3) + n4 ≤ # ar0, (n1 + n2) + n4 ≤ # ar2, (n + n3) + n1 ≤ # ar, n2 + n1 ≤ # ar2, n + n1 + n3 ≤ # ar, n0 + n1 + n3 ≤ # ar0, n3 + n0 ≤ # ar0, n0 ≤ # ar0, ∀ n. n < n4 → ar2[(n1 + n2) + n] = ar0[(n0 + n1 + n3) + n], ∀ n4. n4 < n1 → ar2[n2 + n4] = ar[(n + n3) + n4] ⊦ ar2[n2 + n5] = (n1 ≤ n5 ⊃ ar0[(n3 + n0) + n5];ar[n3 + n5 + n]) |
(n3 + n0) + n5 < # ar0, n5 < n4 + n1, n0 ≤ # ar0, n3 + n0 ≤ # ar0, n0 + n1 + n3 ≤ # ar0, n + n1 + n3 ≤ # ar, n2 + n1 ≤ # ar2, (n + n3) + n1 ≤ # ar, (n1 + n2) + n4 ≤ # ar2, (n0 + n1 + n3) + n4 ≤ # ar0, n1 ≤ n5, ∀ n4. n4 < n1 → ar2[n2 + n4] = ar[(n + n3) + n4], ∀ n. n < n4 → ar2[(n1 + n2) + n] = ar0[(n0 + n1 + n3) + n] ⊦ ar2[n2 + n5] = ar0[(n3 + n0) + n5]
(n3 + n0) + n5 < # ar0, n5 < n4 + n1, n0 ≤ # ar0, n3 + n0 ≤ # ar0, n0 + n1 + n3 ≤ # ar0, n + n1 + n3 ≤ # ar, n2 + n1 ≤ # ar2, (n + n3) + n1 ≤ # ar, (n1 + n2) + n4 ≤ # ar2, (n0 + n1 + n3) + n4 ≤ # ar0, ∀ n4. n4 < n1 → ar2[n2 + n4] = ar[(n + n3) + n4], ∀ n. n < n4 → ar2[(n1 + n2) + n] = ar0[(n0 + n1 + n3) + n] ⊦ ar2[n2 + n5] = ar[n3 + n5 + n], n1 ≤ n5