On relations between inverse sum indeg index and multiplicative sum Zagreb index

Authors: Matejić M.M., Milovanović E.I., Milovanović I.Ž.

Keywords: Vertex degree; inverse sum indeg index; multiplicative sum Zagreb index

Abstract:

In this paper we derive some lower and upper bounds for the inverse sum indeg index, ISI = Σi~j didj di+dj, in terms of graph invariants F = Σni =1 d3i and Π* 1 = Πi~j(di+dj).

References:

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