Combining Texts

Ideas for 'Analyzing Modality', 'fragments/reports' and 'Reason, Truth and History'

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5 ideas

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

21400

Stoics avoided universals by paraphrasing 'Man is...' as 'If something is a man, then it is...' [Stoic school, by Long]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / c. not

20788

The contradictory of a contradictory is an affirmation [Stoic school, by Diog. Laertius]

5. Theory of Logic / G. Quantification / 3. Objectual Quantification

11115

'All horses' either picks out the horses, or the things which are horses [Jubien]

5. Theory of Logic / I. Semantics of Logic / 6. Intensionalism

14203

Intension is not meaning, as 'cube' and 'square-faced polyhedron' are intensionally the same [Putnam]

5. Theory of Logic / J. Model Theory in Logic / 2. Isomorphisms

14207

If cats equal cherries, model theory allows reinterpretation of the whole language preserving truth [Putnam]