A1 Refereed original research article in a scientific journal

Extremal covariant positive operator valued measures: The case of a compact symmetry group



Authors: Carmeli C, Heinosaari T, Pellonpaa JP, Toigo A

Publisher: AMER INST PHYSICS

Publication year: 2008

Journal: Journal of Mathematical Physics

Journal name in source: JOURNAL OF MATHEMATICAL PHYSICS

Journal acronym: J MATH PHYS

Article number: ARTN 063504

Volume: 49

Issue: 6

Number of pages: 16

ISSN: 0022-2488

DOI: https://doi.org/10.1063/1.2940328


Abstract
Given a unitary representation U of a compact group G and a transitive G-space Omega, we characterize the extremal elements of the convex set of all U-covariant positive operator valued measures. (c) 2008 American Institute of Physics.



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