Copy of Cylindrical Shell Action!!! (1)

ONE SHELL:
[b]For another detailed illustration, go to [url=https://www.geogebra.org/m/SWBXZQxR]Cylindrical Shell Action!!! (2)[/url][/b]
Quick Demo (BGM: Andy Hunter)
– David, Tim Brzezinski

Information: Copy of Cylindrical Shell Action!!! (1)