Year: 2019
Author: Lin Shan
Communications in Mathematical Research , Vol. 35 (2019), Iss. 4 : pp. 335–339
Abstract
In this note, we prove that expanders cannot be coarsely embedded into group extensions of sequences of groups which are coarsely embeddable into Hardamad manifolds and certain Banach spaces due to the similar concentration theorems.
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Journal Article Details
Publisher Name: Global Science Press
Language: English
DOI: https://doi.org/10.13447/j.1674-5647.2019.04.04
Communications in Mathematical Research , Vol. 35 (2019), Iss. 4 : pp. 335–339
Published online: 2019-01
AMS Subject Headings: Global Science Press
Copyright: COPYRIGHT: © Global Science Press
Pages: 5
Keywords: expander group extension Hadamard manifold Banach space.