Barkon at Fri, 21 Jun 2024 21:00:18 UTC No. 16246224

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huxley at Fri, 21 Jun 2024 22:44:09 UTC No. 16246367

> [math]\textbf{Reuleaux triangle}[/math]

> for instance by the designers of Gothic church windows, by Leonardo da Vinci, who used it for a map projection, and by Leonhard Euler in his study of constant-width shapes

> Other applications of the Reuleaux triangle include giving the shape to guitar picks, fire hydrant nuts, pencils, and drill bits for drilling filleted square holes,