Combining Texts

All the ideas for 'Frege's Theory of Numbers', 'The Bacchae' and 'The Logical Syntax of Language'

expand these ideas     |    start again     |     specify just one area for these texts

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4 ideas

1. Philosophy / D. Nature of Philosophy / 7. Despair over Philosophy

9283	Our ancient beliefs can never be overthrown by subtle arguments [Euripides]

5. Theory of Logic / B. Logical Consequence / 1. Logical Consequence

13342

Carnap defined consequence by contradiction, but this is unintuitive and changes with substitution [Tarski on Carnap]

5. Theory of Logic / C. Ontology of Logic / 4. Logic by Convention

13251

Each person is free to build their own logic, just by specifying a syntax [Carnap]

6. Mathematics / A. Nature of Mathematics / 4. Using Numbers / c. Counting procedure

17447

Parsons says counting is tagging as first, second, third..., and converting the last to a cardinal [Parsons,C, by Heck]