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] |
9145 | We form the image of a cardinal number by a double abstraction, from the elements and from their order [Cantor] |
468 | Musical performance can reveal a range of virtues [Damon of Ath.] |