The nuclear dimension of O8-stable C*-algebras

被引:14
作者
Bosa, Joan [1 ]
Gabe, James [2 ]
Sims, Aidan [3 ]
White, Stuart [4 ]
机构
[1] Univ Zaragoza, Dept Matemat, C Pedro Cerbuna 12, Zaragoza 50009, Spain
[2] Univ Southern Denmark, Dept Math & Comp Sci, Odense, Denmark
[3] Univ Wollongong, Sch Math & Appl Stat, Wollongong, NSW 2522, Australia
[4] Univ Oxford, Math Inst, Radcliffe Observ Quarter, Woodstock Rd, Oxford OX2 6GG, England
基金
澳大利亚研究理事会; 英国工程与自然科学研究理事会;
关键词
C*-algebra; Nuclear dimension; REAL RANK; COVERING DIMENSION; DECOMPOSITION RANK; CLASSIFICATION; ZERO; INVARIANT; PROPERTY;
D O I
10.1016/j.aim.2022.108250
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We show that every nuclear O-infinity-stable *-homomorphism with a separable exact domain has nuclear dimension at most 1. In particular separable, nuclear, O-infinity-stable C* algebras have nuclear dimension 1. We also characterise when O-infinity-stable C*-algebras have finite decomposition rank in terms of quasidiagonality and primitive-ideal structure, and determine when full O-2-stable *-homomorphisms have nuclear dimension 0. (c) 2022 Elsevier Inc. All rights reserved.
引用
收藏
页数:51
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