On the Randic index of cacti

被引：0

作者：

Lu, Mei ^{[1
]}

Zhang, Lianzhu ^{[2
]}

Tian, Feng ^{[3
]}

机构：

[1] Tsinghua Univ, Dept Math Sci, Beijing 100084, Peoples R China

[2] Xiamen Univ, Sch Math Sci, Xiamen 361005, Fujian, Peoples R China

[3] Chinese Acad Sci, Inst Syst Sci, Acad Math & Syst Sci, Beijing 100080, Peoples R China

来源：

MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY | 2006年 / 56卷 / 03期

关键词：

D O I：

暂无

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

The Randic index of an organic molecule whose molecular graph is G is the sum of the weights (d(u)d(v))(-1/2) of all edges uv of G, where d(u) and d(v) are the degrees of the vertices u and v in G. In the paper, we give a sharp lower bound on the Randic index of cacti.

引用

页码：551 / 556

页数：6

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