Combining Philosophers

All the ideas for Anaxarchus, Anon (Kings) and Hilbert,D/Ackermann,W

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3 ideas

4. Formal Logic / C. Predicate Calculus PC / 1. Predicate Calculus PC

17750

The first clear proof of the consistency of the first order predicate logic was in 1928 [Hilbert/Ackermann, by Walicki]

6. Mathematics / A. Nature of Mathematics / 3. Nature of Numbers / n. Pi

17914

He made a molten sea, which was ten cubits across, and thirty cubits round the edge [Anon (Kings)]

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

3061	Anaxarchus said that he was not even sure that he knew nothing [Anaxarchus, by Diog. Laertius]