4 ideas
13547 | Limitation of Size is weak (Fs only collect is something the same size does) or strong (fewer Fs than objects) [Boolos, by Potter] |
8972 | What in the real world could ground the distinction between the sets {A,{A,B}} and {B,{A,B}}? [Inwagen] |
8921 | Structuralism is now common, studying relations, with no regard for what the objects might be [Hellman] |
8922 | Maybe mathematical objects only have structural roles, and no intrinsic nature [Hellman] |