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Edge-decomposition of topological indices. (English) Zbl 1367.05051

Summary: The topological indices, defined as the sum of contributions of all pairs of vertices (among which are the Wiener, Harary, hyper-Wiener indices, degree distance, and many others), are expressed in terms of contributions of edges and pairs of edges.

MSC:

05C10 Planar graphs; geometric and topological aspects of graph theory
05C07 Vertex degrees
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