A property of the output entropy of a positive map of spaces of nuclear operators

DOI10.1134/S000143461003020XzbMath1196.81090OpenAlexW2084738141MaRDI QIDQ1957074

M. E. Shirokov

Publication date: 24 September 2010

Published in: Mathematical Notes (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1134/s000143461003020x

zbMATH Keywords

quantum entropyvon Neumann entropynuclear operatorpositive linear mapquantum communication channeloutput entropycontinuity of entropy

Mathematics Subject Classification ID

Quantum measurement theory, state operations, state preparations (81P15) Measures of information, entropy (94A17) Channel models (including quantum) in information and communication theory (94A40) Quantum information, communication, networks (quantum-theoretic aspects) (81P45)

Cites Work

• Expectations and entropy inequalities for finite quantum systems

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