Contents

Ars Combinatoria

  • Research article

\(PI\) Index of Extremal Simple Pericondensed Hexagonal Systems

Jianxiu Hao1, LiLi He1, Min Huang1
1College of Mathematics, Physics and Information Sciences, Zhejiang Normal University, P. O. Box: 321004, Jinhua, Zhejiang, P.R. China
  • Published: 31/07/2012

Abstract

The Padmakar-Ivan \((PI)\) index is a Wiener-Szeged-like topological index which reflects certain structural features of organic molecules. In this paper, we study the PI index with respect to the extremal simple pericondensed hexagonal systems and we solve it completely.

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Citation
Jianxiu Hao, LiLi He, Min Huang. \(PI\) Index of Extremal Simple Pericondensed Hexagonal Systems[J], Ars Combinatoria, Volume 106. 33-46. .