CHROMATIC POLYNOMIALS, POLYGON TREES, AND OUTERPLANAR GRAPHS

被引:12
|
作者
WAKELIN, CD
WOODALL, DR
机构
[1] Department of Mathematics, University of Nootingham, Nottingham
关键词
D O I
10.1002/jgt.3190160507
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
It is proved that all classes of polygon trees are characterized by their chromatic polynomials, and a characterization is given of those polynomials that are chromatic polynomials of outerplanar graphs. The first result yields an alternative proof that outerplanar graphs are recognizable from their vertex-deleted subgraphs.
引用
收藏
页码:459 / 466
页数:8
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