On the Extremal Wiener Polarity Index of Hückel Graphs

Graphs are used to model chemical compounds and drugs. In the graphs, each vertex represents an atom of molecule and edges between the corresponding vertices are used to represent covalent bounds between atoms. The Wiener polarity index Wp(G) of a graph G is the number of unordered pairs of vertices...

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Bibliographic Details
Main Author: Hongzhuan Wang
Format: Article
Language:English
Published: Hindawi Limited 2016-01-01
Series:Computational and Mathematical Methods in Medicine
Online Access:http://dx.doi.org/10.1155/2016/3873597