5 ideas
18261 | A simplification which is complete constitutes a definition [Kant] |
15549 | If it were true that nothing at all existed, would that have a truthmaker? [Lewis] |
22275 | Logic gives us the necessary rules which show us how we ought to think [Kant] |
18260 | If we knew what we know, we would be astonished [Kant] |
9145 | We form the image of a cardinal number by a double abstraction, from the elements and from their order [Cantor] |