5 ideas
17832 | Zermelo showed that the ZF axioms in 1930 were non-categorical [Zermelo, by Hallett,M] |
13028 | Replacement was added when some advanced theorems seemed to need it [Zermelo, by Maddy] |
17626 | The antinomy of endless advance and of completion is resolved in well-ordered transfinite numbers [Zermelo] |
20422 | The experience of expression and communication are intermingled in art [Croce] |
22395 | Moral judgements are hypothetical, because they depend on interests and desires [Foot] |