Combining Texts

Ideas for 'General Draft', 'works' and 'Reference and Essence (1st edn)'

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2 ideas

2. Reason / D. Definition / 1. Definitions

15927

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

2. Reason / D. Definition / 11. Ostensive Definition

18889

Ostensive definitions needn't involve pointing, but must refer to something specific [Salmon,N]