4 ideas
14895 | 'Superficial' contingency: false in some world; 'Deep' contingency: no obvious verification [Evans, by Macià/Garcia-Carpentiro] |
19440 | How do you know you have conceived a thing deeply enough to assess its possibility? [Vaidya] |
11881 | Rigid designators can be meaningful even if empty [Evans, by Mackie,P] |
12709 | Motion is not absolute, but consists in relation [Leibniz] |