Uploaded July 2014 | Updated September 2026, 5 hours ago

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This video shows the motions of a pair of almost the same polygon prisms. This research was published in the journal Proceedings of the Royal Society A in the paper: Pure rotation of a prism on a ramp by Zhen Zhao, Caishan Liu and Daolin Ma. The doi link for the article is rspa.royalsocietypublishing.org/lookup/doi/10.1098/rspa.2014.0007