Phys. Rev. Lett. 30, 434 (1973) - A Fundamental Property of Quantum-Mechanical Entropy

A Fundamental Property of Quantum-Mechanical Entropy

Elliott H. Lieb and Mary Beth Ruskai

Phys. Rev. Lett. 30, 434 – Published 5 March 1973

Abstract

We have proved the strong subadditivity of quantum-mechanical entropy and the Wigner-Yanase-Dyson conjecture.

Received 26 December 1972

DOI:https://doi.org/10.1103/PhysRevLett.30.434

©1973 American Physical Society

Authors & Affiliations

Elliott H. Lieb^*,†,‡

Institut des Hautes Etudes Scientifiques, 91 Bures-sur-Yvette, France

Mary Beth Ruskai^*,†,‡

Department of Mathematics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139

^*Work partially supported by U. S. National Science Foundation Grant No. GP-31674 X.
^†On leave from Department of Mathematics, Massachusetts Institute of Technology, Cambridge, Mass. 02139. Work partially supported by a Guggenheim Memorial Foundation fellowship.
^‡Presently, National Research Council Fellow at Department of Physics, University of Alberta, Edmonton 7, Alta., Canada.

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Vol. 30, Iss. 10 — 5 March 1973

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