4 ideas
9390 | Logic guides thinking, but it isn't a substitute for it [Rumfitt] |
15034 | Are genera and species real or conceptual? bodies or incorporeal? in sensibles or separate from them? [Porphyry] |
9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |
15432 | Structural universals might serve as possible worlds [Forrest, by Lewis] |