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] |
16672 | Quantity is the quantified parts of a thing, plus location and coordination [Olivi] |
14014 | Space alone, and time alone, will fade away, and only their union has an independent reality [Minkowski] |