Safe Dependency Atoms and Possibility Operators in Team Semantics
I consider the question of which dependencies are safe for a Team Semantics-based logic FO(D), in the sense that they do not increase its expressive power over sentences when added to it. I show that some dependencies, like totality, non-constancy and non-emptiness, are safe for all logics FO(D), an...
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| Format: | Article |
| Language: | English |
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Open Publishing Association
2018-09-01
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| Series: | Electronic Proceedings in Theoretical Computer Science |
| Online Access: | http://arxiv.org/pdf/1808.00710v2 |