6 ideas
6564 | To affirm 'p and not-p' is to have mislearned 'and' or 'not' [Quine] |
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] |
17881 | Mathematician want performable operations, not propositions about objects [Skolem] |
7295 | Maybe induction is only reliable IF reality is stable [Mitchell,A] |