4 ideas
23367 | Even pointing a finger should only be done for a reason [Epictetus] |
10053 | Geometrical axioms imply the propositions, but the former may not be true [Russell] |
15897 | Zermelo realised that Choice would facilitate the sort of 'counting' Cantor needed [Zermelo, by Lavine] |
10052 | Geometry is united by the intuitive axioms of projective geometry [Russell, by Musgrave] |