Knotted Surfaces

Knotted Surfaces

I enjoyed watching this series just now (about an hour spread over 4 videos). Great use of dimensional analogy, and I finally have a nice mental picture of a knotted sphere.

Originally shared by Arnaud Chéritat

Ester Dalvit just released on YouTube a series of videos about knots in 4D. A realization of high quality and excellent explanations.
https://www.youtube.com/playlist?list=PLyxHTRWELFBr9TP8jx400bPGP-ECsBufz

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