4 ideas
15130 | If a property is possible, there is something which can have it [Williamson] |
15943 | Limitation of Size is not self-evident, and seems too strong [Lavine on Neumann] |
10245 | One geometry cannot be more true than another [Poincaré] |
13672 | All the axioms for mathematics presuppose set theory [Neumann] |