The possibility of unicorns and modal logic
Michael Dummett argues, against Saul Kripke, that there could have been unicorns. He then claims that this possibility shows that the logic of metaphysical modality is not S5, and, in particular, that the B axiom is false. Dummett's argument against B, however, is invalid. I show that although...
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| Format: | Article |
| Language: | English |
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2014.
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| Online Access: | Get fulltext |