9 ideas
19323 | 'Snow is white' depends on meaning; whether snow is white depends on snow [Etchemendy] |
19137 | We can get a substantive account of Tarski's truth by adding primitive 'true' to the object language [Etchemendy] |
14181 | Validity is where either the situation or the interpretation blocks true premises and false conclusion [Etchemendy, by Read] |
14180 | Etchemendy says fix the situation and vary the interpretation, or fix interpretations with varying situations [Etchemendy, by Read] |
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] |
20653 | Six reduction levels: groups, lives, cells, molecules, atoms, particles [Putnam/Oppenheim, by Watson] |
15641 | Kinds are fixed by the essential properties of things - the properties that make it that kind of thing [Eagle] |