7 ideas
10882 | Predicative definitions only refer to entities outside the defined collection [Horsten] |
9390 | Logic guides thinking, but it isn't a substitute for it [Rumfitt] |
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] |
9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |
23834 | Friendship is partly universal - the love of a person is like the ideal of loving everyone [Weil] |