Combining Philosophers

All the ideas for Anaxarchus, Hilbert,D/Ackermann,W and Richard T.W. Arthur

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

---

4 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]

10. Modality / B. Possibility / 1. Possibility

19378

Early modern possibility is what occurs sometime; for Leibniz, it is what is not contradictory [Arthur,R]

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

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

17. Mind and Body / A. Mind-Body Dualism / 4. Occasionalism

19380

Occasionalism contradicts the Eucharist, which needs genuine changes of substance [Arthur,R]