4 ideas
12220 | Is it the sentence-token or the sentence-type that has a logical form? [Fine,K] |
12222 | Substitutional quantification is referential quantification over expressions [Fine,K] |
13007 | Archimedes defined a straight line as the shortest distance between two points [Archimedes, by Leibniz] |
5990 | Theophrastus doubted whether nature could be explained teleologically [Theophrastus, by Gottschalk] |