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The field of “useful reals” between rational and real numbers (2019)
Most schools teach number systems the same way. First they teach natural numbers (or “counting numbers”), then integers, rationals, reals, and complex numbers, in that order. Rationals are countable and reals are not, but that’s okay. Once you start taking roots, you need a number system more powerful than a countable…
- Points
- 125
- HN comments
- 116
- Submissions
- 1
- Cited by
- 0 commenters
On Hacker News
| Submitted | Title on HN | Points | Comments |
|---|---|---|---|
| Mar 24, 2020 | The field of “useful reals” between rational and real numbers (2019) by peanut_is_yum | 125 | 116 |
