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'fragments/reports', 'Quine on Quantifying In' and 'The Road to Serfdom'
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4 ideas
5. Theory of Logic / B. Logical Consequence / 5. Modus Ponens
8078
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Modus ponens is one of five inference rules identified by the Stoics [Chrysippus, by Devlin]
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5. Theory of Logic / D. Assumptions for Logic / 2. Excluded Middle
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Every proposition is either true or false [Chrysippus, by Cicero]
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5. Theory of Logic / E. Structures of Logic / 1. Logical Form
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Is it the sentence-token or the sentence-type that has a logical form? [Fine,K]
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5. Theory of Logic / G. Quantification / 4. Substitutional Quantification
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Substitutional quantification is referential quantification over expressions [Fine,K]
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