5 ideas
6408 | Russell needed three extra axioms to reduce maths to logic: infinity, choice and reducibility [Grayling] |
14082 | No sortal could ever exactly pin down which set of particles count as this 'cup' [Schaffer,J] |
14081 | Identities can be true despite indeterminate reference, if true under all interpretations [Schaffer,J] |
6414 | Two propositions might seem self-evident, but contradict one another [Grayling] |
17993 | Laws are relations of kinds, quantities and qualities, supervening on the essences of a domain [Vetter] |