File:Errera graph.svg
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Original file (SVG file, nominally 804 × 572 pixels, file size: 3 KB)
Summary
| Description |
English: The Errera graph (planar). Layout from Ellen Gethner, Bopanna Kallichanda, Alexander Mentis, Sarah Braudrick, Sumeet Chawla, Andy Clune, Rachel Drummond, Panagiota Evans, Bill Roche abd Nao Takano, "A Recurrent Look at Kempe’s False Proof of the Four Color Theorem", 2007. |
| Source | Own work |
| Author | Koko90 |
Licensing
I, the copyright holder of this work, hereby publish it under the following licenses:
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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. |
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported, 2.5 Generic, 2.0 Generic and 1.0 Generic license.
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- 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.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:53, 5 July 2010 | | 804 × 572 (3 KB) | wikimediacommons>Koko90 | New style. |
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