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<shachaf> le/rn modal logic/"modal logic" means "the most common logic" (that is, classical logic).
author | HackBot |
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date | Thu, 16 Jun 2016 04:56:50 +0000 |
parents | 836a254d2791 |
children |
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A frame is just a complete Heyting algebra. Frame homomorphisms don't preserve implication, if you know what I mean.