Gregory Gundersen personal blog
Estimating square roots in your head
Imagine we want to compute the square root of a number n n n . The basic idea of Heron’s method , named after the mathematician and engineer, Heron of Alexandria, is to find a number g g g that is close to n \sqrt{n} n and to then average that with the number n / g n/g n / g , which corrects for the fact that g g g…
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- 309
- HN comments
- 111
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- 1
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Math & AlgorithmsLife, Learning & Writing2023
On Hacker News
| Submitted | Title on HN | Points | Comments |
|---|---|---|---|
| Feb 2, 2023 | Estimating square roots in your head by alexmolas | 309 | 111 |
