Let A be a set and let a € A. Suppose that f: A→ A satisfies (a) a = f (a), (b) if x Ey then f (x) = f (y), for all x and y in A. Let hw→A be as stated in Recursion Theorem. Prove that h (n) = h (n+) for all n E w.

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Chapter2: Second-order Linear Odes
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Let A be a set and let a € A. Suppose that f: A→ A satisfies
(a) a ≤ f (a),
(b) if x Ey then f (x) = f (y), for all x and y in A.
Let hw→A be as stated in Recursion Theorem. Prove that h (n) ≤ h (n+) for all n E w.
Transcribed Image Text:Let A be a set and let a € A. Suppose that f: A→ A satisfies (a) a ≤ f (a), (b) if x Ey then f (x) = f (y), for all x and y in A. Let hw→A be as stated in Recursion Theorem. Prove that h (n) ≤ h (n+) for all n E w.
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