4 ideas
16974 | The nature of each logical concept is given by a collection of inference rules [Correia] |
16973 | Explain logical necessity by logical consequence, or the other way around? [Correia] |
20653 | Six reduction levels: groups, lives, cells, molecules, atoms, particles [Putnam/Oppenheim, by Watson] |
6004 | The cardinal virtues are theoretical (based on knowledge), and others are 'non-theoretical' [Hecato, by Dorandi] |