Eltschka, C.; Osterloh, Andreas; Siewert, J.; Uhlmann, A.
(Bristol : IOP Publishing Ltd., 2008)
We give a complete solution for the three-tangle of mixed three-qubit states composed of a generalized Greenberger-Horne-Zeilinger (GHZ) state, a vertical bar 000 > + b vertical bar 111 >, and a generalized W state, c ...