Combining Philosophers

Ideas for Chrysippus, Micklethwait,J/Wooldridge,A and Rita Carter

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3 ideas

5. Theory of Logic / A. Overview of Logic / 5. First-Order Logic

20100

Classical liberalism seeks freedom of opinion, of private life, of expression, and of property [Micklethwait/Wooldridge]

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 / D. Assumptions for Logic / 2. Excluded Middle

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