Positive operator valued measures covariant with respect to an irreducible representation

Gianni Cassinelli, Ernesto De Vito, Alessandro Toigo

Type: Article

Publication Date: 2003-09-25

Citations: 30

DOI: https://doi.org/10.1063/1.1598277

Abstract

Given an irreducible representation of a group G, we show that all the covariant positive operator valued measures based on G/Z, where Z is a central subgroup, are described by trace class, trace one positive operators.

Locations

Journal of Mathematical Physics - View
arXiv (Cornell University) - View - PDF
DataCite API - View

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