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quant-ph2016★ 13 cited
A brief introduction to multipartite entanglement
Ingemar Bengtsson, Karol Zyczkowski
A concise introduction to quantum entanglement in multipartite systems is presented. We review entanglement of pure quantum states of three--partite systems analyzing the classes o…
quant-ph2016★ 21 cited
The Number Behind the Simplest SIC-POVM
Ingemar Bengtsson
The simple concept of a SIC poses a very deep problem in algebraic number theory, as soon as the dimension of Hilbert space exceeds three. A detailed description of the simplest po…