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quant-ph2008★ 114 cited
Universality of state-independent violation of correlation inequalities for noncontextual theories
Piotr Badziag, Ingemar Bengtsson, Adan Cabello +1
We show that the state-independent violation of inequalities for noncontextual hidden variable theories introduced in [Phys. Rev. Lett. 101, 210401 (2008)] is universal, i.e., occu…
quant-ph2008★ 26 cited
Geometry of quantum correlations
Itamar Pitowsky
Consider the set Q of quantum correlation vectors for two observers, each with two possible binary measurements. Quadric (hyperbolic) inequalities which are satisfied by every vect…
quant-ph2006
On the classification of pure multipartite states
Itamar Pitowsky
This paper has been withdrawn by the author due to an error.