4 ideas
18151 | Could we replace sets by the open sentences that define them? [Chihara, by Bostock] |
14296 | Dispositions are physical states of mechanism; when known, these replace the old disposition term [Quine] |
10558 | Abstract objects are actually constituted by the properties by which we conceive them [Zalta] |
10557 | Abstract objects are captured by second-order modal logic, plus 'encoding' formulas [Zalta] |