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Phys. Rev. Lett. 90, 120404 (2003) [4 pages]

Environment-Assisted Invariance, Entanglement, and Probabilities in Quantum Physics

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Wojciech Hubert Zurek
Theory Division, MS B210, LANL, Los Alamos, New Mexico 87545

Received 22 November 2002; published 26 March 2003

I introduce environment-assisted invariance or envariance—a symmetry exhibited by correlated quantum systems and related to causality—and describe how it can be used to understand the nature of ignorance and, hence, the origin and interpretation of Born’s rule for quantum probabilities.

© 2003 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.90.120404
DOI:
10.1103/PhysRevLett.90.120404
PACS:
03.65.Ta, 03.65.Yz, 03.67.–a