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File:Groetzsch graph 4COL.svg

Original file(SVG file, nominally 441 × 432 pixels, file size: 2 KB)
Description

The chromatic number of the Grötzsch graph is 4. Layout from David Eppstein (File:Groetzsch-graph.svg).

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This is a retouched picture, which means that it has been digitally altered from its original version. The original can be viewed here: Groetzsch-graph.svg.

I, the copyright holder of this work, hereby publish it under the following license:
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Original upload logEdit

This image is a derivative work of the following images:

  • File:Groetzsch-graph.svg licensed with PD-self, PD-self/fr
    • 2009-08-18T08:56:14Z Koko90 441x432 (1727 Bytes) transparent layout
    • 2007-06-01T15:54:53Z David Eppstein 441x432 (1775 Bytes) {{Information |Description=The Grötzsch graph |Source=self-made |Date=1 Jun 2007 |Author= [[User:David Eppstein|]] }}

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Date/TimeThumbnailDimensionsUserComment
current09:12, 18 August 2009Thumbnail for version as of 09:12, 18 August 2009441 × 432 (2 KB)Koko90 (talk | contribs)minor fix
09:09, 18 August 2009Thumbnail for version as of 09:09, 18 August 2009441 × 432 (2 KB)Koko90 (talk | contribs){{Information |Description=The chromatic number of the Grötzsch graph is 4 |Source=*File:Groetzsch-graph.svg |Date=2009-08-18 09:08 (UTC) |Author=*File:Groetzsch-graph.svg: David Eppstein *derivative work: ~~~ |Permiss
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