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arxiv: 0904.0290 · v1 · submitted 2009-04-02 · 🪐 quant-ph

Wigner-Yanase-Dyson information as a measure of quantum uncertainty of mixed states

classification 🪐 quant-ph
keywords measuregeneralizedinformationmixedquantumuncertaintywigner-yanase-dysonapplications
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In this paper, we consider Wigner-Yanase-Dyson information as a measure of quantum uncertainty of a mixed state. We study some of the interesting properties of this generalized measure. The construction is reminiscent of the generalized entropies that have shown to be useful in many applications.

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