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3 ideas
13236 | Logical truth is much more important if mathematics rests on it, as logicism claims [Beall/Restall] |
9462 | Frege is intensionalist about reference, as it is determined by sense; identity of objects comes first [Frege, by Jacquette] |
18936 | Frege moved from extensional to intensional semantics when he added the idea of 'sense' [Frege, by Sawyer] |