Combining Texts

All the ideas for 'Abstract Objects: a Case Study', 'The Logical Basis of Metaphysics' and 'On the Nature of Acquaintance'

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6 ideas

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / c. not
18801 Classical negation is circular, if it relies on knowing negation-conditions from truth-conditions [Dummett]
5. Theory of Logic / F. Referring in Logic / 1. Naming / c. Names as referential
6410 The only real proper names are 'this' and 'that'; the rest are really definite descriptions. [Russell, by Grayling]
6. Mathematics / C. Sources of Mathematics / 6. Logicism / c. Neo-logicism
10580 Mathematics is both necessary and a priori because it really consists of logical truths [Yablo]
6. Mathematics / C. Sources of Mathematics / 9. Fictional Mathematics
10579 Putting numbers in quantifiable position (rather than many quantifiers) makes expression easier [Yablo]
7. Existence / C. Structure of Existence / 7. Abstract/Concrete / a. Abstract/concrete
10577 Concrete objects have few essential properties, but properties of abstractions are mostly essential [Yablo]
10578 We are thought to know concreta a posteriori, and many abstracta a priori [Yablo]