Regularity of edge ideal of special vertex decomposable graphs, By Fahimeh Khosh-Ahang Ghasr

Research

Title	Regularity of edge ideal of special vertex decomposable graphs
Type	Presentation
Keywords	regularity,vertex decomposable,graph theory
Year	2013
Researchers	Fahimeh Khosh-Ahang Ghasr ، Somayeh Moradi

Abstract

In this talk, we explain the regularity of edge ideal of some classes of graphs in terms of invariants of graphs. We show that for a C5-free vertex decomposable graph G, reg (RI J( e)) = ce, where Ce is the maximum number of 3-disjoint edges in e.