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Beading the Seven-Color Map Theorem

Susan Goldstine, Sophie Sommer and Ellie Baker
Math Horizons
Vol. 21, No. 1 (September 2013), pp. 22-24
DOI: 10.4169/mathhorizons.21.1.22
Stable URL:
Page Count: 3
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Beading the Seven-Color Map Theorem
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Abstract A decorative bracelet illustrating the seven-color theorem makes the four-color theorem seem plane boring.

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