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Proof step 44 from proof range-copy-upper (previous step)

n4 = n5 + n3, n4 < n0 + n3, n1 + n4 < # ar0, n4 < n3 + m0, n + n0 ≤ # ar, (n3 + n2) + n0 ≤ # ar2, n1 + n3 ≤ # ar0, n2 + n3 ≤ # ar2, n3 + n1 ≤ # ar0, n1 ≤ # ar0, n1 + n0 + n3 ≤ # ar0, (n3 + n1) + m0 ≤ # ar0, n + m0 ≤ # ar, n0 ≤ m0, n3 ≤ n4, ∀ n4. n4 < n0 → ar2[(n3 + n2) + n4] = ar[n + n4], ∀ n. n < n3 → ar2[n2 + n] = ar0[n1 + n] ⊦ ar2[n2 + n4] = ar[n5 + n], m0 = 0, n0 = 0

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 45:
n5 < n0, n1 + n5 + n3 < # ar0, n5 < m0, n + n0 ≤ # ar, (n3 + n2) + n0 ≤ # ar2, n1 + n3 ≤ # ar0, n2 + n3 ≤ # ar2, n3 + n1 ≤ # ar0, n1 ≤ # ar0, n1 + n0 + n3 ≤ # ar0, (n3 + n1) + m0 ≤ # ar0, n + m0 ≤ # ar, n0 ≤ m0, ∀ n4. n4 < n0 → ar2[(n3 + n2) + n4] = ar[n + n4], ∀ n. n < n3 → ar2[n2 + n] = ar0[n1 + n] ⊦ ar2[n2 + n5 + n3] = ar[n5 + n]

Rule argument

Additional information

Used simplifier rules: fle: ⊦ m < n ∧ n ≤ n0 → m < n0; (forward) from specification nat%f: ⊦ m < n → n ≠ 0; (forward) from specification nat-basic% ⊦ m < n → n ≠ 0; (s)% ⊦ m + n < m + n0 ↔ n < n0; (s)%c: ⊦ m + n = n + m; from specification nat-basic%a: ⊦ (m + n0) + n1 = m + n0 + n1; from specification nat-basic% ⊦ m ≤ m + n; (s)