9 ideas
| 10496 | Monothetic categories have fixed defining features, and polythetic categories do not [Ellen] |
| 10497 | In symbolic classification, the categories are linked to rules [Ellen] |
| 10494 | Several words may label a category; one word can name several categories; some categories lack words [Ellen] |
| 10495 | Continuous experience sometimes needs imposition of boundaries to create categories [Ellen] |
| 14596 | Call 'nominalism' the denial of numbers, properties, relations and sets [Dorr] |
| 14597 | Natural Class Nominalism says there are primitive classes of things resembling in one respect [Dorr] |
| 14598 | Abstracta imply non-logical brute necessities, so only nominalists can deny such things [Dorr] |
| 3061 | Anaxarchus said that he was not even sure that he knew nothing [Anaxarchus, by Diog. Laertius] |
| 10498 | Classification is no longer held to be rooted in social institutions [Ellen] |