3 ideas
21355 | The Pre-Socratics are not simple naturalists, because they do not always 'leave the gods out' [Leroi] |
17743 | De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki] |
12708 | The soul is not a substance but a substantial form, the first active faculty [Leibniz] |