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Results tagged with model-theory
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user 25209
Model theory is the branch of mathematical logic which deals with the connection between a formal language and its interpretations, or models.
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From elementary equivalence to isomorphism
A few years ago, when I took the basic course in Logic, I was very surprised to discover that given a signature $\sigma$ and two structures $M$ and $N$ of $\sigma$ which are elementarily equivalent (t …
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