Non-Abelian Factors for Actions of ℤ and Other Non-C^*-Simple Groups

2023/06/25 by Tattwamasi Amrutam, Eli Glasner, Amrutam, Tattwamasi +3
Mathematics · Physics and Astronomy · #37A55 #37B05 #46L55 #Advanced Operator Algebra Research #Advanced Topics in Algebra #Dynamical Systems (math.DS) #FOS: Mathematics #Functional Analysis (math.FA) #Operator Algebras (math.OA) #Quantum Mechanics and Applications

paper · pdf · doi:10.48550/arxiv.2306.14278

openalex publication_date 2023/06/25 · openalex created_date 2023/06/29 · openalex updated_date 2026/07/28

Abstract

Let Γ be a countable group and (X, Γ) a compact topological dynamical system. We study the question of the existence of an intermediate C^*-subalgebra A C^*_r(Γ)<A

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