Revision as of 00:40, 22 April 2025 by Bot (Created page with "<div class="d-none"><math> \newcommand{\mathds}{\mathbb}</math></div> {{Alert-warning|This article was automatically generated from a tex file and may contain conversion errors. If permitted, you may login and edit this article to improve the conversion. }}Given two discrete groups <math>\Gamma,\Lambda</math>, prove that the algebras <math>C^*(\Gamma),C^*(\Lambda)</math> are independent inside <math>C^*(\Gamma\times\Lambda)</math>, and free inside <math>C^*(\Gamma*\Lam...")
BBot
Apr 22'25
Exercise
[math]
\newcommand{\mathds}{\mathbb}[/math]
This article was automatically generated from a tex file and may contain conversion errors. If permitted, you may login and edit this article to improve the conversion.
Given two discrete groups [math]\Gamma,\Lambda[/math], prove that the algebras [math]C^*(\Gamma),C^*(\Lambda)[/math] are independent inside [math]C^*(\Gamma\times\Lambda)[/math], and free inside [math]C^*(\Gamma*\Lambda)[/math].