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Proceedings of the American Mathematical Society

Published by the American Mathematical Society since 1950, Proceedings of the American Mathematical Society is devoted to shorter research articles in all areas of pure and applied mathematics.

ISSN 1088-6826 (online) ISSN 0002-9939 (print)

The 2024 MCQ for Proceedings of the American Mathematical Society is 0.85.

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Strong connectedness of the invertibles in a finite subdiagonal algebra
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by Michael Marsalli and Graeme West
Proc. Amer. Math. Soc. 128 (2000), 2967-2972
DOI: https://doi.org/10.1090/S0002-9939-00-05388-0
Published electronically: April 7, 2000

Abstract:

Suppose $H^\infty$ is a finite, subdiagonal subalgebra of a von Neumann algebra. We show that the invertible group of $H^\infty$ is strongly connected.
References
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Bibliographic Information
  • Michael Marsalli
  • Affiliation: Department of Mathematics, Campus Box 4520, Illinois State University, Normal, Illinois 61790-4520
  • Email: marsalli@math.ilstu.edu
  • Graeme West
  • Affiliation: Department of Mathematics, University of the Witwatersrand, 2050 WITS, South Africa
  • Email: 036weg@cosmos.wits.ac.za
  • Received by editor(s): June 15, 1998
  • Received by editor(s) in revised form: November 22, 1998
  • Published electronically: April 7, 2000
  • Communicated by: David R. Larson
  • © Copyright 2000 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 128 (2000), 2967-2972
  • MSC (2000): Primary 46L52
  • DOI: https://doi.org/10.1090/S0002-9939-00-05388-0
  • MathSciNet review: 1670403