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The Toeplitz algebra of a Hilbert bimodule

1998/06/18 by Neal J. Fowler, Fowler, Neal J., Iain Raeburn +1
Mathematics · #46L55 #FOS: Mathematics #Operator Algebras (math.OA) #math.OA #msc:46L55

paper · pdf · doi:10.48550/arxiv.math/9806093

AMS-LaTeX, 22 pages; originally posted an old version by mistake

arxiv created 1998/06/23 · arxiv updated 2009/11/30

Abstract

Suppose a C*-algebra A acts by adjointable operators on a Hilbert A-module X. Pimsner constructed a C*-algebra OX which includes, for particular choices of X, crossed products of A by Z, the Cuntz algebras On, and the Cuntz-Krieger algebras OB. Here we analyse the representations of the corresponding Toeplitz algebra. One consequence is a uniqueness theorem for the Toeplitz-Cuntz-Krieger algebras of directed graphs, which includes Cuntz's uniqueness theorem for O_∞.

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