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Math Forum » Discussions » sci.math.* » sci.math.independent

Topic: An observation on definability and description
Replies: 12   Last Post: Mar 16, 2013 9:56 PM

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William Elliot

Posts: 595
Registered: 1/8/12
Re: An observation on definability and description
Posted: Mar 16, 2013 4:43 AM
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On Sat, 16 Mar 2013, fom wrote:

> Many of my posts refer to description theory and definability.

If it takes the axiom of choice to prove it's existence, is it definable?

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