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Topic: Danger: Turing Machines!
Replies: 2   Last Post: Jun 5, 2012 5:25 AM

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Posts: 5,039
Registered: 12/6/04
Re: Danger: Turing Machines!
Posted: Jun 4, 2012 11:51 PM
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On Jun 4, 6:19 pm, "" <porky_pig...@my-> wrote:
> I was walking this morning very early, still waking up, and as I was
> passing through some construction zone, I saw the following sign:
> Well, I said to myself, this might be those Turing machines created by
> |-|erc as an attempt to prove that the the set of real numbers is
> countable. Oh well ... Then I looked again. Alas, the sign actually
> said:
> That's all, folks.
> PPJr.

The reason you have to be careful is because you can never tell
whether or not it will halt.

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