5 ideas
9470 | Modal logic is not an extensional language [Parsons,C] |
9469 | Substitutional existential quantifier may explain the existence of linguistic entities [Parsons,C] |
9468 | On the substitutional interpretation, '(∃x) Fx' is true iff a closed term 't' makes Ft true [Parsons,C] |
7296 | 'Grue' is not a colour [Milsted] |
5271 | Prejudice apart, push-pin has equal value with music and poetry [Bentham] |