On Estimation of Fully Entangled Fraction
classification
🪐 quant-ph
keywords
upperboundsentangledestimationfractionfullymixedstates
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We study the fully entangled fraction (FEF) of arbitrary mixed states. New upper bounds of FEF are derived. These upper bounds make complements on the estimation of the value of FEF. For weakly mixed quantum states, an upper bound is shown to be very tight to the exact value of FEF.
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