File:Hadwiger-Nelson.svg

Summary

Description Hadwiger–Nelson problem: 7-coloring of the plane and 4-chromatic unit distance graph.
Date
Source self-made, originally for The Geometry Junkyard
Author David Eppstein

Licensing

Public domain This work has been released into the public domain by its author, David Eppstein. This applies worldwide.
In some countries this may not be legally possible; if so:
David Eppstein grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
Category:Self-published work#Hadwiger-Nelson.svgCategory:PD-self#Hadwiger-Nelson.svg Category:Graph coloring Category:Hexagonal tilings Category:Discrete geometry Category:Moser spindle Category:Unit distance graphs Category:Files by User:David Eppstein from en.wikipedia Category:Order-3 hexagonal tiling Category:Blue, cyan, gray, green, magenta, red, yellow
Category:Blue, cyan, gray, green, magenta, red, yellow Category:Discrete geometry Category:Files by User:David Eppstein from en.wikipedia Category:Graph coloring Category:Hexagonal tilings Category:Moser spindle Category:Order-3 hexagonal tiling Category:PD-self Category:Self-published work Category:Unit distance graphs