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Lookup NU author(s): Professor Barry Johnson
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We show that all derivations from the group algebra ℓ1(G) of a free group into its nth dual, where n is a positive even integer, are inner. Combined with the known result for odd values of n, this shows that these algebras are permanently weakly amenable.
Author(s): Johnson BE
Publication type: Article
Publication status: Published
Journal: Bulletin of the London Mathematical Society
Print publication date: 01/09/1999
ISSN (print): 0024-6093
ISSN (electronic): 1469-2120
Publisher: Oxford University Press
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