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How to show this equivalence in first order language ?

Thread starter Maths Lover
Start date Oct 29, 2013
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Equivalence First order Language

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Maths Lover

Thread starter
Oct 29, 2013

#1

Here is the question in attachment , I make it as the site don't support LaTeX I think!

https://www.physicsforums.com/attachment.php?attachmentid=63439&stc=1&d=1383093152

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UltrafastPED

Science Advisor

Gold Member

Oct 30, 2013

#2

Yes, LaTex is supported; see https://www.physicsforums.com/showthread.php?t=617567

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