3 ideas
13007 | Archimedes defined a straight line as the shortest distance between two points [Archimedes, by Leibniz] |
16629 | By comparing qualities and features, reason can gradually infer the nature of substance [Grosseteste] |
8249 | Class membership is not transitive, unlike being part of a part of the whole [Lesniewski, by George/Van Evra] |