Journal of Lie Theory, Vol. 13, No. 2, pp. 383--385, 2003

Journal of Lie Theory
Vol. 13, No. 2, pp. 383--385 (2003)

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New a-T-menable HNN-extensions

\'Swiatos\l aw R. Gal and Tadeusz Januszkiewicz

\'Swiatos\l aw R. Gal
Instytut Matematyczny,
Uniwersytet Wroc\l awski
pl. Grunwaldzki 2/4,
50-384 Wroc\l aw
sgal@math.uni.wroc.pl
and
Tadeusz Januszkiewicz
Instytut Matematyczny PAN
and
Instytut Matematyczny,
Uniwersytet Wroc\l awski
pl. Grunwaldzki 2/4,
50-384 Wroc\l aw
tjan@math.uni.wroc.pl

Abstract: The Baumslag-Solitar groups are a-T-menable. This is proved by embedding them into topological groups and studying representation theoretic properties of the latter. The paper is motivated by a question of A. Valette.

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Electronic version published on: 26 May 2003. This page was last modified: 14 Aug 2003.

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