4 ideas
18256 | Quantity is inconceivable without the idea of addition [Frege] |
9831 | Geometry appeals to intuition as the source of its axioms [Frege] |
12710 | As well as extension, bodies contain powers [Leibniz] |
19699 | A Gettier case is a belief which is true, and its fallible justification involves some luck [Hetherington] |