A question about similarity of unitary matrices - MathOverflow [closed] most recent 30 from http://mathoverflow.net 2013-05-21T12:56:18Z http://mathoverflow.net/feeds/question/107645 http://www.creativecommons.org/licenses/by-nc/2.5/rdf http://mathoverflow.net/questions/107645/a-question-about-similarity-of-unitary-matrices A question about similarity of unitary matrices jsliyuan 2012-09-20T03:14:26Z 2012-09-20T03:14:26Z <p>If unitary matrices A and B are similar, that is $A = T^{-1} B T$, $A, B \in U_n$ and $T \in GL_n(C)$, does there exist an unitary matrix $V$ such that $A = V^{-1} B V$ ? Thanks.</p>