7 ideas
8208 | In arithmetic, ratios, negatives, irrationals and imaginaries were created in order to generalise [Quine] |
8207 | The quest for simplicity drove scientists to posit new entities, such as molecules in gases [Quine] |
15547 | Negative existentials have 'totality facts' as truthmakers [Armstrong, by Lewis] |
14235 | Saying 'they can become a set' is a tautology, because reference to 'they' implies a collection [Cargile] |
8205 | Explaining events just by bodies can't explain two events identical in space-time [Quine] |
8206 | Necessity could be just generalisation over classes, or (maybe) quantifying over possibilia [Quine] |
15542 | All possibilities are recombinations of properties in the actual world [Armstrong, by Lewis] |