File:Hadwiger-Nelson.svg

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Hadwiger-Nelson.svg‎ (SVG file, nominally 327 × 268 pixels, file size: 4 KB)

[edit] Summary

Description

Hadwiger–Nelson problem: 7-coloring of the plane and 4-chromatic unit distance graph.
Date

17 July 1996(1996-07-17)
Source

self-made, originally for The Geometry Junkyard
Author

David Eppstein
Permission
(Reusing this image)

See below.

[edit] Licensing

Public domain I, David Eppstein, the copyright holder of this work, hereby releases it into the public domain. This applies worldwide.

In case this is not legally possible:
I, David Eppstein grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

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File history

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Date/TimeThumbnailDimensionsUserComment
current03:22, 26 July 2007Thumbnail for version as of 03:22, 26 July 2007327×268 (4 KB)David Eppstein (talk | contribs) ({{Information |Description=Hadwiger–Nelson problem: 7-coloring of the plane and 4-chromatic unit distance graph. |Source=self-made, originally for [http://www.ics.uci.edu/~eppstein/junkyard/c)

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