display all the ideas for this combination of texts
3 ideas
1524 | For Empedocles thinking is almost identical to perception [Empedocles, by Theophrastus] |
9190 | A concept is a function mapping objects onto truth-values, if they fall under the concept [Frege, by Dummett] |
13665 | Frege took the study of concepts to be part of logic [Frege, by Shapiro] |