Abstract
We prove that the magic basis discussed by Hill and Wootters (1997 Phys. Rev. Lett. 78 5022) does not exist for entangled 2N-qubit states with N > 1, but magic partial bases, similar to those discussed recently by Prakash and Maurya (2011 Opt. Commun. 284 5024), do exist.
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More From: Journal of Physics A: Mathematical and Theoretical
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