Combining Philosophers

All the ideas for Celsus, Eucleides and Hilbert,D/Ackermann,W

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

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5 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]

19. Language / B. Reference / 1. Reference theories

1757	The Electra: she knows this man, but not that he is her brother [Eucleides, by Diog. Laertius]

22. Metaethics / C. The Good / 1. Goodness / b. Types of good

3028	The chief good is unity, sometimes seen as prudence, or God, or intellect [Eucleides]

25. Social Practice / F. Life Issues / 6. Animal Rights

1868	The world was made as much for animals as for man [Celsus]

29. Religion / B. Monotheistic Religion / 4. Christianity / a. Christianity

1867	Christians presented Jesus as a new kind of logos to oppose that of the philosophers [Celsus]