# Theorem

### This is the only theorem on this page.

## Proof

### The proof is obvious.

## Reference

- J.H. Conway,
*On Numbers And Games*, A K Peters, 2000

### Self-reference and apparent self-reference

- Does It Blink?
- Apparent paradox
- Set of all subsets
- An Impossible Page
- Russell's paradox
- An Impossible Machine
- A theorem with an obvious proof
- The Diagonal Argument
- A link to a very similar puzzle

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Copyright © 1996-2018 Alexander Bogomolny

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