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] |
11946 | Propensities are part of a situation, not part of the objects [Popper] |
468 | Musical performance can reveal a range of virtues [Damon of Ath.] |