6 ideas
10882 | Predicative definitions only refer to entities outside the defined collection [Horsten] |
10884 | A theory is 'categorical' if it has just one model up to isomorphism [Horsten] |
10885 | Computer proofs don't provide explanations [Horsten] |
10881 | The concept of 'ordinal number' is set-theoretic, not arithmetical [Horsten] |
2667 | A false object might give the same presentation as a true one [Arcesilaus, by Cicero] |
5845 | Niceratus learnt the whole of Homer by heart, as a guide to goodness [Xenophon] |