4 ideas
9390 | Logic guides thinking, but it isn't a substitute for it [Rumfitt] |
18091 | Infinitesimals are ghosts of departed quantities [Berkeley] |
9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |
20930 | The existence of law is one thing, its merits and demerits another [Austin,J] |