5 ideas
8203 | All the arithmetical entities can be reduced to classes of integers, and hence to sets [Quine] |
9548 | A mathematical object exists if there is no contradiction in its definition [Waterfield] |
8202 | Meaning is essence divorced from things and wedded to words [Quine] |
8201 | The distinction between meaning and further information is as vague as the essence/accident distinction [Quine] |
19399 | Prime matter is nothing when it is at rest [Leibniz] |