Thursday, August 6, 2020 2:30 pm
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2:30 pm
EDT (GMT -04:00)
Title:Â Abelian covering graphs and their properties
| Speaker: | Olha Silina |
| Affiliation: | University of À¶Ý®ÊÓƵ |
| Zoom: | Contact Karen Yeats |
Abstract:
 A covering graph is a structure obtained from a graph by ‘replacing’ every vertex with a coclique of size $r$. The main focus of this talk is connections between (spectral) characteristic of a cover and properties such as being walk- or distance- regular.