Categoricity and Negation. A Note on Kripke’s Affirmativism

In Igor Sedlár & Martin Blicha (eds.), The Logica Yearbook 2018. College Publications. pp. 57-66 (2019)
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We argue that, if taken seriously, Kripke's view that a language for science can dispense with a negation operator is to be rejected. Part of the argument is a proof that positive logic, i.e., classical propositional logic without negation, is not categorical.

Author Profiles

Constantin C. Brîncuș
Institute of Philosophy and Psychology, Romanian Academy


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