File:Hexominoes.svg

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Original file ‎(SVG file, nominally 310 × 310 pixels, file size: 2 KB)

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Summary

Description

All the 35 hexominoes, in a SVG document. They're coloured according to their symmetry groups:

  • 20 hexominoes (coloured black) have no symmetry. Their symmetry groups consist only of the identity mapping
  • 6 hexominoes (coloured red) have an axis of mirror symmetry aligned with the gridlines. Their symmetry groups have two elements, the identity and an orthogonal reflection.
  • 2 hexominoes (coloured green) have an axis of mirror symmetry at 45° to the gridlines. Their symmetry groups have two elements, the identity and a diagonal reflection.
  • 5 hexominoes (coloured blue) have point symmetry, also known as rotational symmetry of order 2. Their symmetry groups have has two elements, the identity and a 180° rotation.
  • 2 hexominoes (coloured purple) have two axes of mirror symmetry, both aligned with the gridlines. Their symmetry groups have four elements.
Date
Source Hexominos.png by AndrewKepert
Author Júlio Reis
SVG development
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Licensing

GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.
w:en:Creative Commons
attribution share alike 		This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported 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.
This licensing tag was added to this file as part of the GFDL licensing update.

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inception

13 October 2006

File history

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Date/TimeThumbnailDimensionsUserComment
current22:43, 3 April 2021Thumbnail for version as of 22:43, 3 April 2021310 × 310 (2 KB)wikimediacommons>Mrmw

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