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Timeline for Semantic definition of sentence

Current License: CC BY-SA 3.0

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Apr 13, 2017 at 12:58 history edited CommunityBot
replaced http://mathoverflow.net/ with https://mathoverflow.net/
Jun 30, 2011 at 15:59 comment added Gyorgy Sereny I do not think that compactness in logic is a purely semantic notion. True, it is its semantic version which is nontrivial. That is why the semantic version is the one that is used widely. On the other hand, in logic, the notion itself, in a sense, is of syntactic origin. Actually, the usual way to infer the Compactness Theorem from the Completeness is to use the (trivial) syntactic version of compactness: a theory is consistent iff its every finite subset is consistent.
Jun 30, 2011 at 15:55 vote accept David Harris
Jun 30, 2011 at 15:46 history edited François G. Dorais
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Jun 30, 2011 at 15:41 answer added François G. Dorais timeline score: 7
Jun 30, 2011 at 15:13 answer added Andreas Blass timeline score: 7
Jun 30, 2011 at 14:37 history asked David Harris CC BY-SA 3.0