5 ideas
9390 | Logic guides thinking, but it isn't a substitute for it [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] |
9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |
490 | Everything happens by reason and necessity [Leucippus] |
18885 | Kripke and Putnam made false claims that direct reference implies essentialism [Salmon,N] |