a-T-menability of groups acting on trees

DOI10.1017/S0004972700036030zbMath1112.20025arXivmath/0311217OpenAlexW3099711082MaRDI QIDQ4824816

Światosław R. Gal

Publication date: 1 November 2004

Published in: Bulletin of the Australian Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math/0311217

zbMATH Keywords

groups acting on treesHNN-extensionsBaumslag-Solitar groupsamalgamated productslocally compact groupsa-T-menable groups

Mathematics Subject Classification ID

Geometric group theory (20F65) Free products of groups, free products with amalgamation, Higman-Neumann-Neumann extensions, and generalizations (20E06) Groups acting on trees (20E08) Means on groups, semigroups, etc.; amenable groups (43A07)

Related Items (1)

EQUIVARIANT COMPRESSION OF CERTAIN DIRECT LIMIT GROUPS AND AMALGAMATED FREE PRODUCTS

Cites Work

• An example of a non nuclear C*-algebra, which has the metric approximation property
• Groups with the Haagerup property. Gromov's a-T-menability
• Unnamed Item

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