## Graphs defined from systems of linear equations: properties and open problems

报告人：Prof. Sebastian Cioaba (University of Delaware)

题目：Graphs defined from systems of linear equations: properties and open problems

时间：2017年6月22日（星期四）15:00-16:00

地点：理科楼A304

摘要：I will give a brief overview of some families of graphs defined using systems of linear equations over finite fields. These include the Wenger graphs and the Lazebnik-Ustimenko-Woldar graphs. I will present some of their basic properties and describe some open problems.

简介：Dr. Sebastian Cioaba has obtained his B.Sc. in Mathematics and Computer Science at University of Bucharest, Romania and his Ph.D. at Queen’s University at Kingston, Canada. Following up postdoctoral research positions at University of California at San Diego and University of Toronto, Dr. Cioaba has been a faculty at University of Delaware in the Department of Mathematical Sciences since 2009. His research is in spectral graph theory and algebraic combinatorics. Dr. Cioaba has published over 40 papers and one book. He is on the editorial board of Linear and Multilinear Algebra and Electronic Journal of Linear Algebra.

联系人：史灵生