Remarks on ghost projections and ideals in the Roe algebras of expander sequences

DOI10.1007/s00013-007-2260-xzbMath1143.46043OpenAlexW2003425297MaRDI QIDQ2474129

Qin Wang

Publication date: 5 March 2008

Published in: Archiv der Mathematik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s00013-007-2260-x

zbMATH Keywords

ideal structurecoarse geometryexpander graphRoe algebraghost projection

Mathematics Subject Classification ID

(K)-theory and operator algebras (including cyclic theory) (46L80) Other ``noncommutative mathematics based on (C^*)-algebra theory (46L89)

Related Items (7)

On the structure of the essential spectrum of elliptic operators on metric spaces ⋮ Spaces of graphs, boundary groupoids and the coarse Baum-Connes conjecture ⋮ On rigidity of Roe algebras ⋮ Higher index theory for certain expanders and Gromov monster groups. I ⋮ Quasi-local algebras and asymptotic expanders ⋮ On the structure of asymptotic expanders ⋮ Non-K-exact uniform Roe C*-algebras

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