9 ideas
17879 | Axiomatising set theory makes it all relative [Skolem] |
13536 | Skolem did not believe in the existence of uncountable sets [Skolem] |
10304 | Very few things in set theory remain valid in intuitionist mathematics [Bernays] |
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] |
10303 | Restricted Platonism is just an ideal projection of a domain of thought [Bernays] |
17881 | Mathematician want performable operations, not propositions about objects [Skolem] |
10306 | Mathematical abstraction just goes in a different direction from logic [Bernays] |
6587 | It is always wrong to believe things on insufficient evidence [Clifford] |