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All the ideas for 'Semantics, Conceptual Role', 'works' and 'Precepts for Advancing Science and Arts'

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3 ideas

2. Reason / D. Definition / 1. Definitions

15927

Definition just needs negation, known variables, conjunction, disjunction, substitution and quantification [Weyl, by Lavine]

13. Knowledge Criteria / D. Scepticism / 6. Scepticism Critique

19392

I don't recommend universal doubt; we constantly seek reasons for things which are indubitable [Leibniz]

19. Language / A. Nature of Meaning / 7. Meaning Holism / c. Meaning by Role

18033

The meaning of a representation is its role in thought, perception or decisions [Block]