Fabien Sanglard personal blog
Floating Point Visually Explained
While I was writing the Wolfenstein 3D book [1] , I wanted to demonstrate how much of a handicap it was to work without floating points. My attempts at understanding floating points using canonical [2] articles [3] were met with resistance from my brain. I tried to find a different way. Something far from $(-1)^S *…
- Points
- 451
- HN comments
- 276
- Submissions
- 4
- Cited by
- 5 commenters
Math & AlgorithmsSoftware Engineering2017
On Hacker News
| Submitted | Title on HN | Points | Comments |
|---|---|---|---|
| Sep 28, 2017 | Floating Point Visually Explained by alxmdev | 451 | 106 |
| May 5, 2020 | Floating Point Visually Explained (2017) by bmease | 423 | 96 |
| Nov 28, 2021 | Floating point visually explained (2017) by luisha | 288 | 57 |
| Feb 5, 2019 | Floating Point Visually Explained (2017) by mercer | 206 | 17 |
Cited in comments
Linked from 7 Hacker News comments by 5 different people, from Dec 2019 to Sep 2025.
Most recent:
- vismit2000 · Sep 12, 2025
- vismit2000 · Aug 14, 2025
- oprypin · Apr 15, 2023
- asicsp · Feb 8, 2023
- asicsp · Jan 14, 2023
- ch33zer · Nov 14, 2022
