4 ideas
18256 | Quantity is inconceivable without the idea of addition [Frege] |
9831 | Geometry appeals to intuition as the source of its axioms [Frege] |
16661 | There are two sorts of category - referring to things, and to circumstances of things [Boethius] |
17993 | Laws are relations of kinds, quantities and qualities, supervening on the essences of a domain [Vetter] |