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Ideas for 'Truth and the Past', 'Perpetual Peace' and 'Categories'

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3 ideas

5. Theory of Logic / A. Overview of Logic / 7. Second-Order Logic

11033

Predications of predicates are predications of their subjects [Aristotle]

5. Theory of Logic / D. Assumptions for Logic / 1. Bivalence

8195	Undecidable statements result from quantifying over infinites, subjunctive conditionals, and the past tense [Dummett]

5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / b. The Heap paradox ('Sorites')

8194	Surely there is no exact single grain that brings a heap into existence [Dummett]