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arXiv:math/0402325 · Communications in Mathematical Physics

Birkhoff’s Polytope and Unistochastic Matrices, N = 3 and N = 4

Ingemar Bengtsson, Åsa Ericsson, Marek Kuś, Wojciech Tadej, Karol Życzkowski

Published Jul 15, 2005• 65 citations

DOI: 10.1007/s00220-005-1392-8

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