Comparison of Wiener index and Zagreb eccentricity indices

Kexiang Xu, Kinkar Chandra Das, Sandi Klavžar +1

The first and the second Zagreb eccentricity index of a graph $G$ are defined as $E_1(G)={\sum }_{v\in V(G)}{\epsilon }_G(v{)}^2$ and $E_2(G)=\sum_{uv\in E(G)}\varepsilon_{G}(u)\var…