10 ideas
8083 | Boole applied normal algebra to logic, aiming at an algebra of thought [Boole, by Devlin] |
7727 | Boole's notation can represent syllogisms and propositional arguments, but not both at once [Boole, by Weiner] |
8686 | Boole made logic more mathematical, with algebra, quantifiers and probability [Boole, by Friend] |
22277 | Boole's method was axiomatic, achieving economy, plus multiple interpretations [Boole, by Potter] |
13174 | A piece of flint contains something resembling perceptions and appetites [Leibniz] |
13175 | Entelechies are analogous to souls, as other minds are analogous to our own minds [Leibniz] |
13172 | What we cannot imagine may still exist [Leibniz] |
13173 | Death is just the contraction of an animal [Leibniz] |
1748 | Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius] |
5989 | Archelaus said life began in a primeval slime [Archelaus, by Schofield] |