Here are a bunch of circular arcs numbered starting with #1 closest to the center. Each one is rotated around the center by its number multiplied by the slider angle. [br][br][b]To view in full screen, click on the "[ ]" icon at the bottom right corner of the applet. [/b][br][br]This applet is based on a [url=https://twitter.com/mathemaniac/status/1231342732355883008?s=20]tweet from Simon Pampena[/url].