Sphere Eversion Using Thurston S

Recreating animations in https://www.youtube.com/watch?v=sKqt6e7EcCs Made

See also:

Sphere eversion using Thurston's

Turning a

Reference: Analytic

Try it Yourself: https://josephmfaulkner.github.io/

This method was discovered by Derek Hacon in mid-1970s(?). A

Unlike a circle, a

See this video in 3D (parallel eyes) at https://www.youtube.com/watch?v=GP9znfk1K1k and in 3D (crossed eyes) at ...

I originally held off on releasing this one, because I believed YouTube's compression lowered the quality of the video. However ...

Sphere Eversion

This week's video is about the beautiful mathematics you encounter when you try to turn ghostlike closed surfaces inside out.

Like the

Turning a

Based on the paper "A Cone

How to Turn a

Cut a small hole in a donut. Can you turn it inside-out? The answer, as shown in this looping video, is "yes!" Notice how the blue ...

In this video, I set up and solve the Geodesic Problem on a

Original date of talk: 4/5/21 Abstract: It's really how to turn a