A Note on the Zeroth-order General Randić Index of Cacti and Polyomino Chains

Ali, Akbar; Bhatti, Akhlaq Ahmad; Raza, Zahid

doi:10.22052/ijmc.2014.7611

A Note on the Zeroth-order General Randić Index of Cacti and Polyomino Chains

Document Type : Research Paper

Authors

Akbar Ali ¹

Akhlaq Ahmad Bhatti ²

Zahid Raza ²

¹ National University of Computer and Emerging Sciences, Lahore-Pakistan

² National University of Computer and Emerging Sciences, Lahore, Pakistan

10.22052/ijmc.2014.7611

Abstract

The present note is devoted to establish some extremal results for the zeroth-order general Randi'{c} index of cacti, characterize the extremal polyomino chains with respect to the aforementioned index, and hence to generalize two already reported results.

Keywords

topological index

Zeroth-order general Randi'{c} index

Polyomino chain

Cacti

Subjects