4 ideas
17744 | De Morgan started the study of relations and their properties [De Morgan, by Walicki] |
13501 | De Morgan found inferences involving relations, which eluded Aristotle's syllogistic [De Morgan, by Hart,WD] |
16705 | Whiteness isn't created in an alteration, because it is just this-being-white [Oresme] |
21097 | Modern monarchies are (like republics) rule by law, rather than by men [Hume] |