Note on multiple Zagreb indices

Document Type: Research Paper

Authors

1 Shahid Rajaee Teacher Training University, I. R. Iran

2 Shahid Rajaee Teacher Training University, I. R. Iran;

Abstract

The Zagreb indices are the oldest graph invariants used in mathematical chemistry to predict the chemical phenomena. In this paper we define the multiple versions of Zagreb indices based on degrees of vertices in a given graph and then we compute the first and second extremal graphs for them.

Keywords