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File:Maximal three-colorable.png

Maximal_three-colorable.png ‎(300 × 137 pixels, file size: 3 KB, MIME type: image/png)

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Description
English: Diagram demonstrating two maximal three-colorings of different sizes, which shows that three-colorings do not form a matroid. The one on the left cannot be enlarged because the only remaining vertex is already adjacent to all three colors. Created by Derrick Coetzee in Adobe Illustrator and Photoshop.
Date 19 March 2006 (Original upload date to commons)
Source Author's own work. (Transferred from en.wikipedia, was: en:Image:Maximal three-colorable.png)
Author User:Dcoetzee
Permission
(Reusing this file)
Public domain This work has been released into the public domain by its author, Dcoetzee. This applies worldwide.

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Dcoetzee grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

Original upload log edit

Date/Time Dimensions User Comment
22:34, 3 July 2005 300x137 (2789 bytes) User:Deco (Talk) (Fix spacing, color the vertices (leave numbers for B&W printouts).)
22:26, 3 July 2005 300x138 (2457 bytes) User:Deco (Talk) (Diagram demonstrating two maximal three-colorings of different sizes, which shows that three-colorings do not form a en:Matroid matroid. The one on the left cannot be enlarged because the only remaining vertex is already adjacent to all three colors. Created by )

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Date/TimeThumbnailDimensionsUserComment
current19:06, 19 March 2006Thumbnail for version as of 19:06, 19 March 2006300 × 137 (3 KB)Maksim (talk | contribs)La bildo estas kopiita de wikipedia:en. La originala priskribo estas: Diagram demonstrating two maximal three-colorings of different sizes, which shows that three-colorings do not form a matroid. The one on the left cannot be enlarged because the onl

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