Combining Texts

Ideas for 'fragments/reports', 'The Causal Theory of Names' and 'A Plea for Substitutional Quantification'

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8 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 / F. Referring in Logic / 1. Naming / a. Names

9038	We must distinguish what the speaker denotes by a name, from what the name denotes [Evans]

5824	How can an expression be a name, if names can change their denotation? [Evans]

9042	A private intention won't give a name a denotation; the practice needs it to be made public [Evans]

5. Theory of Logic / F. Referring in Logic / 1. Naming / c. Names as referential

9041	The Causal Theory of Names is wrong, since the name 'Madagascar' actually changed denotation [Evans]

5. Theory of Logic / G. Quantification / 4. Substitutional Quantification

9469	Substitutional existential quantifier may explain the existence of linguistic entities [Parsons,C]

9468	On the substitutional interpretation, '(∃x) Fx' is true iff a closed term 't' makes Ft true [Parsons,C]