File:Dehn Twist Animation.webm

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

This file is from Wikimedia Commons and may be used by other projects. The description on its file description page there is shown below.

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

196,560 byte

8.18463623046875 second

278 pixel

450 pixel

b1887cfc4ff8f3a124724c117ccb93033dab81d2

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeDimensionsUserComment
current15:13, 19 March 2023 (192 KB)wikimediacommons>JandewUploaded own work with UploadWizard

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