Some new upper bounds for the hyper-Zagreb index

Emina Milovanovic´; Marjan Matejic´; Igor Milovanovic´

doi:10.1016/j.akcej.2018.05.002

Author(s)

Emina Milovanovic´ Faculty of Electronic Engineering, University of Nisˇ,18000 Nisˇ,Serbia

Marjan Matejic´ Faculty of Electronic Engineering, University of Nisˇ,18000 Nisˇ,Serbia

Igor Milovanovic´ Faculty of Electronic Engineering, University of Nisˇ,18000 Nisˇ,Serbia

Abstract

Let G = (V; E), V = f1; 2; : : : ; ng, be a simple connected graph with n vertices, m edges, and degree sequence (Tdh1e; dh2y;per-;Zdang)rwebheinrdeedx1of thde2 graph G idsnde>fin0e.dWasitHh Mi =jH,wMe(dGe)n=otePthiej(addija+cednjc)2y. oSfotmhee vneerwticuepspieranbodujndins oGn. the graph invariant HM are obtained here.

Publication Details

Page(s) 30-35

DOI 10.1016/j.akcej.2018.05.002

Published Journal: Discrete Mathematics Letters, Volume: 1, Issue: 0, Year: 2019

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Keywords

edge degree, hyper-Zagreb index, multiplicative sum Zagreb index, harmonic index

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