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] |
74 | Even God could not undo what has been done [Agathon] |
6005 | Animals are dangerous and nourishing, and can't form contracts of justice [Hermarchus, by Sedley] |