6 ideas
17833 | The first-order ZF axiomatisation is highly non-categorical [Hallett,M] |
17834 | Non-categoricity reveals a sort of incompleteness, with sets existing that the axioms don't reveal [Hallett,M] |
17837 | Zermelo allows ur-elements, to enable the widespread application of set-theory [Hallett,M] |
17836 | The General Continuum Hypothesis and its negation are both consistent with ZF [Hallett,M] |
5960 | When the soul is intelligent and harmonious, it is part of god and derives from god [Plutarch] |
22086 | The most important aspect of a human being is not reason, but passion [Kierkegaard, by Carlisle] |