7 ideas
10558 | Abstract objects are actually constituted by the properties by which we conceive them [Zalta] |
15642 | If kinds depend only on what can be observed, many underlying essences might produce the same kind [Eagle] |
15645 | Nominal essence are the observable properties of things [Eagle] |
15643 | Nominal essence mistakenly gives equal weight to all underlying properties that produce appearances [Eagle] |
15308 | Science is the reduction of diverse forces and powers to a smaller number that explain them [Kant] |
10557 | Abstract objects are captured by second-order modal logic, plus 'encoding' formulas [Zalta] |
15641 | Kinds are fixed by the essential properties of things - the properties that make it that kind of thing [Eagle] |