On the Diminished Sombor Index of Fixed-Order Molecular Graphs With Cyclomatic Number at Least 3

Abdulaziz Mutlaq Alotaibi, Abdulaziz M. Alanazi, Taher S. Hassan +1

For a graph $G$ with edge set $E$, let $d(u)$ denote the degree of a vertex $u$ in $G$. The diminished Sombor (DSO) index of $G$ is defined as $DSO(G)=\sum_{uv\in E}\sqrt{(d(u))^2+…