Bipartite complements of circle graphs

被引:0
|
作者
Esperet, Louis [1 ]
Stehlik, Matej [2 ]
机构
[1] Univ Grenoble Alpes, CNRS, Lab G SCOP, Grenoble, France
[2] Univ Grenoble Alpes, Lab G SCOP, Grenoble, France
关键词
Circle graphs; Bipartite graphs; Complementation;
D O I
10.1016/j.disc.2020.111834
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Using an algebraic characterization of circle graphs, Bouchet proved in 1999 that if a bipartite graph G is the complement of a circle graph, then G is a circle graph. We give an elementary proof of this result. (C) 2020 Elsevier B.V. All rights reserved.
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页数:2
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