arXiv · 1306.1767
A remark about the spectral radius
Abstract
We show that for any finitely generated non-amenable group and any $\varepsilon>0$, there exists some finite symmetric generating set with spectral radius less than $\varepsilon$. We give applications to percolation theory and the theory of operator spaces.
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Andreas Thom. 2013-06-07. A remark about the spectral radius. https://arxiv.org/abs/1306.1767
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