CMMSE: A new approximation to the geometric-arithmetic index

被引：24

作者：

Martinez-Perez, Alvaro ^{[1
]}

Rodriguez, Jose M. ^{[2
]}

Sigarreta, Jose M. ^{[3
]}

机构：

[1] Univ Castilla La Mancha, Fac CC Sociales Talavera, Avda Real Fabrica Seda S-N, Toledo 45600, Spain

[2] Univ Carlos III Madrid, Dept Matemat, Ave Univ 30, Madrid 28911, Spain

[3] Univ Autonoma Guerrero, Fac Matemat, Carlos E Adame 5, Acapulco, Gro, Mexico

来源：

JOURNAL OF MATHEMATICAL CHEMISTRY | 2018年 / 56卷 / 07期

关键词：

Geometric-arithmetic index; Graph invariant; Vertex-degree-based graph invariant; Topological index; RANDIC INDEX; ZAGREB INDEXES; GRAPHS; BOUNDS;

D O I：

10.1007/s10910-017-0811-3

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

The concept of geometric-arithmetic index was introduced in the chemical graph theory recently, but it has shown to be useful. The aim of this paper is to obtain new inequalities involving the geometric-arithmetic index and characterize graphs extremal with respect to them.

引用

页码：1865 / 1883

页数：19