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具有最小Wiener指数的三圈图(英文) 被引量:1

The tricyclic graphs with minimal Wiener index
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摘要 一个连通图的Wiener指数定义为图中所有点对的距离之和.主要研究了三圈图Wiener指数的下界问题,并刻画了达到下界的极值图. The Wiener index W(G) is defined as the sum of distances between all pairs of vertices of a graph G. The graph with the minimum Wiener index among all connected tricyclic graphs with order n is characterized.
出处 《浙江大学学报(理学版)》 CAS CSCD 2014年第3期254-257,共4页 Journal of Zhejiang University(Science Edition)
基金 Supported by NSF of Department of Education of Anhui Province(KJ2011A195) Youth Research Fund of Anqing Normal University(KJ201309)
关键词 三圈图 WIENER指数 距离 tricyclic graph Wiener index distance
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