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Ideas for 'fragments/reports', 'Reply to Professor Frankena' and 'Tarski's Theory of Truth'

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4 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 / D. Assumptions for Logic / 2. Excluded Middle

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

5. Theory of Logic / I. Semantics of Logic / 2. Formal Truth

10819

Tarski gives us the account of truth needed to build a group of true sentences in a model [Field,H]

5. Theory of Logic / J. Model Theory in Logic / 1. Logical Models

10827

Model theory is unusual in restricting the range of the quantifiers [Field,H]