On the Total Version of Geometric-arithmetic Index

نویسندگان
KHORMALI, O. ID 1
MAHMIANI, A. ID 2

1 Tarbiat Modares University, Iran

2 Payame Noor University, Iran

doi
10.22052/ijmc.2013.5279
چکیده

The total version of geometric–arithmetic index of graphs is introduced based on the endvertex degrees of edges of their total graphs. In this paper, beside of computing the total GA index for some graphs, its some properties especially lower and upper bounds are obtained.

کلیدواژه‌ها
Geometric–arithmetic index, total graph, vertex degree