6 ideas
16567 | Scientists know everything about nothing, philosophers nothing about everything [Sagan,D] |
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] |
12742 | A whole is just its parts, but there are no smallest parts, so only minds and perceptions exist [Leibniz] |