摘要: We introduce a new class of tournament matrices, called Hankel tournaments, which are tournament matrices which are symmetric about the Hankel diagonal. We discuss questions of existence, algorithm for construction, and switches to transform one into another.

报告人简介：Richard Brualdi 是美国Wisconsin 大学（Madison）数学系教授，组合矩阵论的主要奠基人之一，两本杂志Linear Algebra and Its Applications 和 Electronic Journal of Combinatorics 的主编， Euler 奖章和Schneider奖获得者，AMS 的inaugural fellow，SIAM 的Fellow，