Extremal vertex-degree function index of trees with some given parameters
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DOI: 10.2298/fil2502659s
Abstract: For a graph G, the vertex-degree function index of G is defined as Hf (G) = ?u?V(G) f(degG(u)), where degG(u) stands for the degree of vertex u in G and f(x) is a function defined… read more here.
Keywords: vertex degree; function; index trees; degree function ... See more keywords