Castelnuovo-Mumford regularity of the closed neighborhood ideal of a graph

Shiny Chakraborty, Ajay P. Joseph, Amit Roy +1

Let $G$ be a finite simple graph and let $NI(G)$ denote the closed neighborhood ideal of $G$ in a polynomial ring $R$. We show that if $G$ is a forest, then the Castelnuovo-Mumford…