Combining Texts

All the ideas for 'Completeness of Axioms of Logic', 'fragments/reports' and 'Explaining the A Priori'

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

---

4 ideas

4. Formal Logic / C. Predicate Calculus PC / 3. Completeness of PC

17751

Gödel proved the completeness of first order predicate logic in 1930 [Gödel, by Walicki]

9. Objects / E. Objects over Time / 8. Continuity of Rivers

579	Cratylus said you couldn't even step into the same river once [Cratylus, by Aristotle]

13. Knowledge Criteria / D. Scepticism / 1. Scepticism

578	Cratylus decided speech was hopeless, and his only expression was the movement of a finger [Cratylus, by Aristotle]

18. Thought / D. Concepts / 2. Origin of Concepts / a. Origin of concepts

17722

The concept 'red' is tied to what actually individuates red things [Peacocke]