刘彦佩.平面图的理论与四色问题(Ⅳ)——三着色与四色问题的几何表征[J].数学研究及应用,1985,5(3):123~136
平面图的理论与四色问题(Ⅳ)——三着色与四色问题的几何表征
Planar Graph Theory and the Four Color Problem (Ⅳ) -Three Colorings and Geometric theory of the Four Color Problem
投稿时间:1982-04-12  
DOI:10.3770/j.issn:1000-341X.1985.03.028
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刘彦佩 中国科学院应用数学研究所 
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英文摘要:
      This is the fourth part of the series of five papers about planar graph theory and the four color problem.It contains the following five sections. §16 Three color problems;§17 The Tait coloring of edges, §18 The four color problem and chain groups; §19 Proje-ctive geometry and the four color problem; §20 On the number of four colorings.
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