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    • The tensor rank of tensor product of two three-qubit W states is eight 

      Chen, Lin; Friedland, Shmuel (Elsevier, 2017-08)
      We show that the tensor rank of tensor product of two three-qubit W states is not less than eight. Combining this result with the recent result of M. Christandl, A. K. Jensen, and J. Zuiddam that the tensor rank of tensor ...