5 ideas
| 18151 | Could we replace sets by the open sentences that define them? [Chihara, by Bostock] |
| 9073 | Abstraction from an ambiguous concept like 'mole' will define them as the same [Barnes,J] |
| 9074 | Abstraction cannot produce the concept of a 'game', as there is no one common feature [Barnes,J] |
| 9072 | Defining concepts by abstractions will collect together far too many attributes from entities [Barnes,J] |
| 6011 | There is a remote first god (the Good), and a second god who organises the material world [Numenius, by O'Meara] |