5 ideas
14713 | Truth in a scenario is the negation in that scenario being a priori incoherent [Chalmers] |
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] |
14712 | A sentence is a priori if no possible way the world might actually be could make it false [Chalmers] |