Gluing A Torus

Gluing

This video illustrates homeomorphism of a punctured

A polygon with 40 edges can be bent into a genus 10 surface (a surface with 10 holes).

Folding a

An octagon can be bent into a genus two surface (a surface with two holes) by joining the sides with the same colour..

So in the first example well actually both I'm gonna start by

Inspired by Matt Parker's recent video, this animation shows how a

Animation showing the homotopy equivalence between a solid

A conformal grid fold into a

This video demonstrate that

A basic topology lecture about different ways to

This is the 5th lecture of this beginners course in Algebraic Topology. We introduce some other surfaces: the cylinder, the

Applied topology 3: A punctured

Demonstration that the punctured

We describe how the two-holed

This video illustrates the proof of the Theorem in the title. The proof goes like this: Consider a rectangle. Then the path going up ...

https://sites.google.com/site/richardsouthwell254/ See how to design beautifully complex shapes, and 3D print them easily ...

This video explains why the

This animation demonstrates how a