The Punctured Torus

Summary

This video illustrates homeomorphism of Inspired by Matt Parker's recent video, this animation shows how a This was a talk at the Freedman 60 workshop. As part of my Pac-Man Topology series, this video visualizes how a game of Pac-Man could be wrapped up into an equivalent ... (GT)^2 - Grace Garden - Earthquakes on the once- This is part three of the trefoil knot project. In this step, we crochet along the boundary of the work, which is now quite easy to trace, ... We study earthquake deformations on Teichmüller space associated with simple closed curves of the once- demonstrations.wolfram.com/TurningAPuncturedTorusInsideOutVariation/ The Wolfram Demonstrations Project contains ... 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 ...