4 ideas
9548 | A mathematical object exists if there is no contradiction in its definition [Waterfield] |
21507 | Scientific explanation aims at a unifying account of underlying structures and processes [Hempel] |
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] |