6 ideas
15582 | Perhaps the aim of philosophy is to abolish sham problems [Heidegger] |
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] |
16079 | De re modal predicates are ambiguous [Lewis, by Rudder Baker] |
15579 | My active existence is defined by being able to say 'I can' [Heidegger] |
15583 | Certainty that I will die is more basic to my existence than the Cogito [Heidegger] |