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Ideas for 'fragments/reports', 'Wang's Paradox' and 'The Thesis that Mathematics is Logic'

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3 ideas

5. Theory of Logic / B. Logical Consequence / 5. Modus Ponens

8078	Modus ponens is one of five inference rules identified by the Stoics [Chrysippus, by Devlin]

5. Theory of Logic / C. Ontology of Logic / 3. If-Thenism

10066

Putnam coined the term 'if-thenism' [Putnam, by Musgrave]

5. Theory of Logic / D. Assumptions for Logic / 2. Excluded Middle

6023	Every proposition is either true or false [Chrysippus, by Cicero]