另请参阅
色数,
四色定理,
希伍德猜想,
六色定理,
环面着色
使用 Wolfram|Alpha 探索
参考文献
Ball, W. W. R. 和 Coxeter, H. S. M. Mathematical Recreations and Essays, 13th ed. New York: Dover, pp. 237-238, 1987.Barnette, D. Map Coloring, Polyhedra, and the Four-Color Problem. Washington, DC: Math. Assoc. Amer., 1983.Franklin, P. "A Six Colour Problem." J. Math. Phys. 13, 363-369, 1934.Franklin, P. The Four-Color Problem. New York: Scripta Mathematica, Yeshiva College, 1941.Ore, Ø. The Four-Color Problem. New York: Academic Press, 1967.Ringel, G. 和 Youngs, J. W. T. "Solution of the Heawood Map-Coloring Problem." Proc. Nat. Acad. Sci. USA 60, 438-445, 1968.Saaty, T. L. 和 Kainen, P. C. The Four-Color Problem: Assaults and Conquest. New York: Dover, 1986.在 Wolfram|Alpha 上被引用
地图着色
引用为
Weisstein, Eric W. "地图着色。" 来自 MathWorld--Wolfram 网络资源。 https://mathworld.net.cn/MapColoring.html
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