9 ideas
10528 | Definitions concern how we should speak, not how things are [Fine,K] |
17879 | Axiomatising set theory makes it all relative [Skolem] |
17878 | If a 1st-order proposition is satisfied, it is satisfied in a denumerably infinite domain [Skolem] |
17880 | Integers and induction are clear as foundations, but set-theory axioms certainly aren't [Skolem] |
10529 | If Hume's Principle can define numbers, we needn't worry about its truth [Fine,K] |
10530 | Hume's Principle is either adequate for number but fails to define properly, or vice versa [Fine,K] |
17881 | Mathematician want performable operations, not propositions about objects [Skolem] |
74 | Even God could not undo what has been done [Agathon] |
10527 | An abstraction principle should not 'inflate', producing more abstractions than objects [Fine,K] |