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Lower Bounds on the Entire Zagreb Indices of Trees

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Listed:
  • Liang Luo
  • Nasrin Dehgardi
  • Asfand Fahad

Abstract

For a (molecular) graph , the first and the second entire Zagreb indices are defined by the formulas and in which represents the degree of a vertex or an edge . In the current manuscript, we establish some lower bounds on the first and the second entire Zagreb indices and determine the extremal trees which achieve these bounds.

Suggested Citation

  • Liang Luo & Nasrin Dehgardi & Asfand Fahad, 2020. "Lower Bounds on the Entire Zagreb Indices of Trees," Discrete Dynamics in Nature and Society, Hindawi, vol. 2020, pages 1-8, April.
    • Handle: RePEc:hin:jnddns:8616725
    DOI: 10.1155/2020/8616725
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