On the completely bounded approximation property of crossed products

被引：0
作者：
Qing Meng
机构：
[1] Qufu Normal University,School of Mathematical Sciences
来源：
Proceedings - Mathematical Sciences | 2021年 / 131卷
关键词：
Completely bounded approximation property; crossed product; amenable action; Primary: 46L05; 46L55;
D O I：
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摘要：
Using the recently developed theory of Herz–Schur multipliers of a C∗\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$C^*$$\end{document}-dynamical system, we prove equality of the Haagerup constants for a C∗\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$C^*$$\end{document}-algebra and its crossed product by an amenable action.
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