The PI Index of Gated Amalgam

Jianxiu Hao1
1Institute of Mathematics, Physics and Information Sciences, Zhejiang Normal University, P. O. Box: 321004, Jinhua, Zhejiang, PR. China

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 of gated amalgam.