File:Dehn Twist Animation.webm

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Dehn_Twist_Animation.webm(file size: 192 KB, MIME type: video/webm)

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Summary

Description
English: This animation depicts a Dehn twist, a common kind of self-homeomorphism that slices a tube (cylinder), twist-rotates the two sides in opposite directions, and then reattaches them when the parts of the tube (cylinder) line up again.
Date
Source Own work
Author Jandew

Licensing

I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

Captions

A positive Dehn twist applied to the cylinder modifies the green curve as shown.

Items portrayed in this file

depicts

19 March 2023

video/webm

File history

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Date/TimeDimensionsUserComment
current09:13, 19 March 2023 (192 KB)imagescommonswiki>JandewUploaded own work with UploadWizard

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