Combining Philosophers

All the ideas for Hilbert,D/Ackermann,W, Solon and Peter E. Pormann

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

---

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]

22. Metaethics / B. Value / 2. Values / d. Health

22237

The Greeks had a single word meaning both 'beautiful' and 'good' [Pormann]

25. Social Practice / D. Justice / 3. Punishment / c. Deterrence of crime

1743	The greatest deterrence for injustice is if uninjured parties feel as much indignation as those who are injured [Solon, by Diog. Laertius]