5 ideas
9565 | Zermelo made 'set' and 'member' undefined axioms [Zermelo, by Chihara] |
3339 | For Zermelo's set theory the empty set is zero and the successor of each number is its unit set [Zermelo, by Blackburn] |
9100 | Our intellect only assents to what we believe to be true [William of Ockham] |
9101 | Abstractive cognition knows universals abstracted from many singulars [William of Ockham] |
3449 | If parallelism is true, how does the mind know about the body? [Crease] |