4 ideas
13083 | The essence is the necessary properties, and the concept includes what is contingent [Leibniz] |
10269 | Mathematics eliminates possibility, as being simultaneous actuality in sets [Putnam] |
8090 | Since the language of thought is the same for all, it must be something like logical form [Fodor, by Devlin] |
11143 | If concept-learning is hypothesis-testing, that needs innate concepts to get started [Fodor, by Margolis/Laurence] |