5 ideas
21222 | Logicians presuppose a world, and ignore logic/world connections, so their logic is impure [Husserl, by Velarde-Mayol] |
21223 | Phenomenology grounds logic in subjective experience [Husserl, by Velarde-Mayol] |
21224 | Pure mathematics is the relations between all possible objects, and is thus formal ontology [Husserl, by Velarde-Mayol] |
13166 | Essences are no use in mathematics, if all mathematical truths are necessary [Mancosu] |
3061 | Anaxarchus said that he was not even sure that he knew nothing [Anaxarchus, by Diog. Laertius] |