4 ideas
10053 | Geometrical axioms imply the propositions, but the former may not be true [Russell] |
10052 | Geometry is united by the intuitive axioms of projective geometry [Russell, by Musgrave] |
18681 | The base for values has grounds, catalysts and intensifiers [Dancy,J, by Orsi] |
20581 | If men are born free, are women born slaves? [Astell] |