Timeline for Which manhole covers fall through their holes?
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
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| Jun 9, 2023 at 12:19 | comment | added | Timothy Chow | @ZsbánAmbrus Good find, but the other MO question specifically asks for nonconvex polygons. Also I think you mean $r=1$ and $\delta=0$, not $r=\delta=0$. | |
| Jun 8, 2023 at 10:14 | comment | added | Zsbán Ambrus | See mathoverflow.net/q/31810/5340 MathOverflow Nonconvex manhole covers which asks if there are any other designs for the simpler version r = δ = 0. So far nobody found a proof that any of them works. | |
| Jun 7, 2023 at 16:44 | comment | added | RobPratt | en.wikipedia.org/wiki/Reuleaux_triangle | |
| Jun 7, 2023 at 16:43 | comment | added | Thomas Kojar | See here math.stackexchange.com/questions/176659/… | |
| Jun 7, 2023 at 16:27 | history | asked | Stanley Yao Xiao | CC BY-SA 4.0 |