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This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help.
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Description |
Diagram showing a map coloured with four colours. See the Four Colour Theorem. |
Date |
16 February 2007 |
Source |
Based on a this raster image by chas zzz brown on en.wikipedia. |
Author |
Inductiveload |
Permission ( Reusing this file) |
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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. http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue
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File usage
The following pages on Schools Wikipedia link to this image (list may be incomplete):
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.
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