6 ideas
| 11074 | 'It is true that this follows' means simply: this follows [Wittgenstein] |
| 18085 | Values that approach zero, becoming less than any quantity, are 'infinitesimals' [Cauchy] |
| 18084 | When successive variable values approach a fixed value, that is its 'limit' [Cauchy] |
| 17697 | The existence of an arbitrarily large number refutes the idea that numbers come from experience [Hilbert] |
| 11073 | Two and one making three has the necessity of logical inference [Wittgenstein] |
| 17698 | Logic already contains some arithmetic, so the two must be developed together [Hilbert] |