The Calkin algebra has outer automorphisms

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The Calkin algebra has outer automorphisms

N. Christopher Phillips and Nik Weaver

Source: Duke Math. J. Volume 139, Number 1 (2007), 185-202.

Abstract

Assuming the continuum hypothesis, we show that the Calkin algebra has $2^{\aleph_1}$ outer automorphisms

Primary Subjects: 46L40

Secondary Subjects: 46L05, 03E50

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Links and Identifiers

Permanent link to this document: http://projecteuclid.org/euclid.dmj/1184341242
Digital Object Identifier: doi:10.1215/S0012-7094-07-13915-2
Mathematical Reviews number (MathSciNet): MR2322680
Zentralblatt MATH identifier: 05180738

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