Induced Metric And Matrix Inequalities On Unitary Matrices

H. F. Chau, C. -K. Li, Y. -T. Poon +1

Recently, Chau [Quant. Inform. & Comp. 11, 721 (2011)] showed that one can define certain metrics and pseudo-metrics on U(n), the group of all $n\times n$ unitary matrices, based o…