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A comment on (Weak) Homotopy Equivalences. Parent comment
A Sphere is a Loop of Loops (Visualizing Homotopy Groups)
https://youtube.com/watch?v=CxGtAuJdjYI
A Sphere is a Loop of Loops (Visualizing Homotopy Groups)
https://youtube.com/watch?v=CxGtAuJdjYI