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Rationality Quotes: January 2011

Isn't that exactly what we do here (and on other forums)?

Resolving the unexpected hanging paradox

Wasn't that line (the one saying that the hangman comes for him on wednesday) just supposed to be an example? I didn't think that the problem required the hangman to come on wednesday; I thought that it left open when he would actually come.

(And, no, I'm definitely not making fun of you.)

Resolving the unexpected hanging paradox

What about if the prisoner is still alive on thursday in the afternoon?

Resolving the unexpected hanging paradox

the warden was correct in the end

Where?

Resolving the unexpected hanging paradox

No, but I can accurately predict that a coin will come heads or tails.

Resolving the unexpected hanging paradox

Oh, I see.

At first, I missed the significance of this passage:

The warden's statement is then false and unparadoxical. This is similar to the one-day analogue, where the warden says "You will be executed tomorrow at noon, and will be surprised" and the prisoner says "wtf?".

Resolving the unexpected hanging paradox

Then here's an analogous "paradox":

  • There were two men standing in front of me. One said that the ground was red, and the other said that it was blue. Neither of them are ever wrong.

So, yeah, that's why I said that it sounds like a garden variety contradiction.

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