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

DOI10.1063/1.2940328zbMath1152.81364arXiv0801.4721OpenAlexW2086816221WikidataQ62561403 ScholiaQ62561403MaRDI QIDQ5504961

Claudio Carmeli, Teiko Heinosaari, Alessandro Toigo, Juha-Pekka Pellonpää

Publication date: 23 January 2009

Published in: Journal of Mathematical Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/0801.4721

zbMATH Keywords

extremal elementsunitary representation of a compact group

Mathematics Subject Classification ID

Finite-dimensional groups and algebras motivated by physics and their representations (81R05) Compact groups (22C05)

Related Items (5)

Kolmogorov decompositions and extremality conditions for positive covariant kernels ⋮ Covariant KSGNS construction and quantum instruments ⋮ Extreme covariant observables for type I symmetry groups ⋮ Extreme covariant quantum observables in the case of an Abelian symmetry group and a transitive value space ⋮ On quantum channels generated by covariant positive operator-valued measures on a locally compact group

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• Extremal covariant quantum operations and positive operator valued measures

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