4 ideas
18091 | Infinitesimals are ghosts of departed quantities [Berkeley] |
6408 | Russell needed three extra axioms to reduce maths to logic: infinity, choice and reducibility [Grayling] |
21971 | Transcendental philosophy is the subject becoming the originator of unified reality [Kant] |
6414 | Two propositions might seem self-evident, but contradict one another [Grayling] |