4 ideas
8754 | Logic is dependent on mathematics, not the other way round [Heyting, by Shapiro] |
14380 | The distinction between necessary and essential properties can be ignored [Rocca] |
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] |