display all the ideas for this combination of texts
3 ideas
8077 | Stoic propositional logic is like chemistry - how atoms make molecules, not the innards of atoms [Chrysippus, by Devlin] |
20791 | Chrysippus has five obvious 'indemonstrables' of reasoning [Chrysippus, by Diog. Laertius] |
21548 | The null class is the class with all the non-existents as its members [MacColl, by Lackey] |