Choosing the exponent in the definition of the connectivity index

Let δv denote the degree of the vertex v of a molecular graph G. Then the connectivity index of G is defined as C (λ) = G (λ,C) = Σ (δuδv)λ, where the summation goes over all pairs of adjacent vertices. The exponent λ is usually chosen to be equal to -1/2, but other options were considered...

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Bibliographic Details
Main Authors: Gutman Ivan, Lepović Mirko
Format: Article
Language:English
Published: Serbian Chemical Society 2001-01-01
Series:Journal of the Serbian Chemical Society
Subjects:
Online Access:http://www.doiserbia.nb.rs/img/doi/0352-5139/2001/0352-51390109605G.pdf