6 ideas
10196 | The Axiom of Choice needs a criterion of choice [Black] |
10245 | One geometry cannot be more true than another [Poincaré] |
10194 | Two things can only be distinguished by a distinct property or a distinct relation [Black] |
10193 | The 'property' of self-identity is uselessly tautological [Black] |
10195 | If the universe just held two indiscernibles spheres, that refutes the Identity of Indiscernibles [Black] |
2685 | The Greek 'philia' covers all good and fruitful relationships [Cooper,JM] |