4 ideas
10800 | The values of variables can't determine existence, because they are just expressions [Ryle, by Quine] |
16705 | Whiteness isn't created in an alteration, because it is just this-being-white [Oresme] |
2614 | Modern phenomenalism holds that objects are logical constructions out of sense-data [Ayer] |
2615 | The concept of sense-data allows us to discuss appearances without worrying about reality [Ayer] |