Fine structure of the Mackey machine for actions of abelian groups with constant Mackey obstruction

DOI10.2140/pjm.1995.170.17zbMath0853.46066OpenAlexW1496122620MaRDI QIDQ1919860

Siegfried Echterhoff, Jonathan M. Rosenberg

Publication date: 29 August 1996

Published in: Pacific Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2140/pjm.1995.170.17

zbMATH Keywords

symmetry groupcrossed productlocally compact Abelian groupcompact operatorsmultiplierDixmier-Douady classtwisted group \(C^*\)-algebracontinuous traceMorita equivalentfine structure of the Mackey machineMackey obstructions

Mathematics Subject Classification ID

Noncommutative dynamical systems (46L55) General theory of (C^*)-algebras (46L05)

Related Items

Crossed products whose primitive ideal spaces are generalized trivial \(\hat G\)-bundles ⋮ Nonassociative tori and applications to \(T\)-duality ⋮ Strength of convergence in non-free transformation groups ⋮ On the uniqueness of invariant states ⋮ The structure of the Brauer group and crossed products of $C_0(X)$-linear group actions on $C_0(X,\mathcal K)$ ⋮ Structure of crossed products by strictly proper actions on continuous-trace algebras ⋮ Crossed products by \(C_0(X)\)-actions