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] |
3643 | The concept of mind excludes body, and vice versa [Descartes] |
2594 | A true cause must involve a necessary connection between cause and effect [Malebranche] |