Dear all, This Friday (12/09) there will be no seminar. Due to his responsibilities as the chair of the hiring committee, Guozhen will have to postpone his talk for next semester. Best, Vasilis --- Vasileios Chousionis Assistant Professor Department of Mathematics University of Connecticut http://www.math.uconn.edu/~chousionis/ <http://www.math.uconn.edu/%7Echousionis/>