Who cares about topology? (Inscribed rectangle problem)



Author: 3Blue1Brown

An unsolved conjecture, and a clever topological solution to a weaker version of the question.
Brought to you by you: http://3b1b.co/topology-thanks
Home page: https://www.3blue1brown.com/

This video is based on a proof from H. Vaughan, 1977. To learn more, take a look at this survey:
https://pure.mpg.de/rest/items/item_3120610/component/file_3120611/content

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