Quasirandomness for Finite Groups and Applications

23 October 2013
Henry Bradford
<p>A group is said to be quasirandom if all its unitary representations have “large” dimension. After introducing quasirandom groups and their basic properties, I shall turn to recent applications in two directions: constructions of expanders and non-existence of large product-free sets.</p>
  • Junior Topology and Group Theory Seminar