Invariants of Graphs, Their Associated Clique Complexes and Right-Angled Coxeter Groups
| GEOMETRY AND CELL COMPLEXES | |
| Topic: | Invariants of Graphs, Their Associated Clique Complexes and Right-Angled Coxeter Groups |
| Speaker: | Michael Davis |
| Affiliation: | The Ohio State University; Member, School of Mathematics |
| Date: | Tuesday, October 19 |
| Time/Room: | 2:00pm - 3:00pm/S-101 |
Associated to any simplicial graph there is a right-angled Coxeter group. Invariants of the Coxeter group such as its growth series or its weighted L^2 Betti numbers can be computed from the graph's clique complex (i.e., its flag complex).