4 ideas
18119 | Mathematics is a mental activity which does not use language [Brouwer, by Bostock] |
18118 | Brouwer regards the application of mathematics to the world as somehow 'wicked' [Brouwer, by Bostock] |
10494 | Several words may label a category; one word can name several categories; some categories lack words [Ellen] |
16674 | The quantity is just the matter, in that it has extended parts and is diffuse [Charleton] |