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Ideas for 'Function and Concept', 'talk' and 'Definitions'

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2 ideas

4. Formal Logic / A. Syllogistic Logic / 2. Syllogistic Logic

18806

Frege thought traditional categories had psychological and linguistic impurities [Frege, by Rumfitt]

4. Formal Logic / F. Set Theory ST / 6. Ordering in Sets

11222

The ordered pair <x,y> is defined as the set {{x},{x,y}}, capturing function, not meaning [Gupta]