5 ideas
10304 | Very few things in set theory remain valid in intuitionist mathematics [Bernays] |
10303 | Restricted Platonism is just an ideal projection of a domain of thought [Bernays] |
10306 | Mathematical abstraction just goes in a different direction from logic [Bernays] |
19708 | Rational internal belief is conviction that a proposition enhances a belief system [Foley, by Vahid] |
467 | A virtue is a combination of intelligence, strength and luck [Ion] |