10 ideas
11211 | If a sound conclusion comes from two errors that cancel out, the path of the argument must matter [Rumfitt] |
11212 | The sense of a connective comes from primitively obvious rules of inference [Rumfitt] |
11210 | Standardly 'and' and 'but' are held to have the same sense by having the same truth table [Rumfitt] |
14742 | It can't be indeterminate whether x and y are identical; if x,y is indeterminate, then it isn't x,x [Salmon,N] |
10496 | Monothetic categories have fixed defining features, and polythetic categories do not [Ellen] |
10497 | In symbolic classification, the categories are linked to rules [Ellen] |
10495 | Continuous experience sometimes needs imposition of boundaries to create categories [Ellen] |
10498 | Classification is no longer held to be rooted in social institutions [Ellen] |
18885 | Kripke and Putnam made false claims that direct reference implies essentialism [Salmon,N] |
11214 | We learn 'not' along with affirmation, by learning to either affirm or deny a sentence [Rumfitt] |