Do all entangled states violate local realism?

Despite considerable research efforts the relation between the quantum entanglement and non-locality is largely unexplored. Among the open questions is: Which quantum states of com ...
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Bell’s theorem for N qubits

No local realistic theory agrees with all predictions of quantum mechanics as quantitatively expressed by violation of Bell's inequalities. Local Realism is one of the major princi ...
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Operationally Invariant Quantum Information

In quantum measurements the observer may decide to measure different sets of complementary variables thus gaining certainty about one or more variables at the expense of loosing ce ...
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