4 ideas
18256 | Quantity is inconceivable without the idea of addition [Frege] |
9831 | Geometry appeals to intuition as the source of its axioms [Frege] |
16705 | Whiteness isn't created in an alteration, because it is just this-being-white [Oresme] |
17722 | The concept 'red' is tied to what actually individuates red things [Peacocke] |