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Quantification of entanglement via uncertainties

Alexander A. Klyachko, Barış Öztop, Alexander S. Shumovsky

quant-pharXiv:quant-ph/0606119

Abstract

We show that entanglement of pure multi-party states can be quantified by means of quantum uncertainties of certain basic observables through the use of measure that has been initially proposed in [10] for bipartite systems.

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