摘要
通过对苯撑系统中的顶点对距离之和分成三类,对三类顶点的距离之和进行计算,给出了直链苯撑图的一般Wiener指数计算公式.
The distances were divided between the vertices of G into the following three groups and a formula was given for calculating the sum of the distances. The formulas of generalized wiener indices of line Phenylenes are obtained.
出处
《湖南文理学院学报(自然科学版)》
CAS
2007年第2期23-24,共2页
Journal of Hunan University of Arts and Science(Science and Technology)
基金
湖南省教育厅基金资助项目(06A037
06C507)
关键词
苯撑
一般Wiener指数
距离
度
Phenylenes
Generalized Wiener index
Distance (in a graph)
Degree