7 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] |
| 22817 | Citizenship involves a group of mutually supporting rights, which create community and equality [Miller,D] |
| 22816 | Socialists reject nationality as a false source of identity [Miller,D] |
| 1515 | Pythagoreans believe it is absurd to seek for goodness anywhere except with the gods [Iamblichus] |