9 ideas
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] |
19701 | Fallibilism is consistent with dogmatism or scepticism, and is not alternative to them [Dougherty] |
19700 | It is best to see the fallibility in the reasons, rather than in the agents or the knowledge [Dougherty] |
19702 | We can't normally say that we know something 'but it might be false' [Dougherty] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |