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Ideas for 'works', 'Frege philosophy of mathematics' and 'English as a Formal Language'

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3 ideas

5. Theory of Logic / A. Overview of Logic / 6. Classical Logic

9820	In classical logic, logical truths are valid formulas; in higher-order logics they are purely logical [Dummett]

5. Theory of Logic / E. Structures of Logic / 1. Logical Form

4730	For Aristotle, the subject-predicate structure of Greek reflected a substance-accident structure of reality [Aristotle, by O'Grady]

5. Theory of Logic / F. Referring in Logic / 2. Descriptions / b. Definite descriptions

18779

'The' is a quantifier, like 'every' and 'a', and does not result in denotation [Montague]