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Discrete spectra of -algebras and orthogonally closed submodules in Hilbert -modules
Author(s):
Masaharu
Kusuda
Journal:
Proc. Amer. Math. Soc.
133
(2005),
3341-3344.
MSC (2000):
Primary 46L05, 46L08
Posted:
May 9, 2005
MathSciNet review:
2161158
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Abstract:
Let and be -algebras and let be an - -imprimitivity bimodule. Then it is shown that if the spectrum of (resp. of ) is discrete, then every closed - -submodule of is orthogonally closed in , and conversely that if (resp. ) is a -space and if every closed - -submodule of is orthogonally closed in , then (resp. ) is discrete.
References:
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-algebras and dual -algebras, Proc. Royal Soc. Edinburgh 131A (2001), 701-707. MR 1838507 (2002m:46087) - 3.
- M. Kusuda, Discrete spectra of
-algebras and complemented submodules in Hilbert -modules, Proc. Amer. Math. Soc. 131 (2003), 3075-3081. MR 1993216 (2004d:46067) - 4.
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-modules, London Math. Soc. Lecture Note Series Vol. 210, Cambridge Univ. Press, Cambridge, 1994. MR 1325694 (96k:46100) - 5.
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-modules in which all closed submodules are complemented, Proc. Amer. Math. Soc. 125 (1997), 849-852. MR 1346981 (97e:46079) - 6.
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Additional Information:
Masaharu
Kusuda
Affiliation:
Department of Mathematics, Faculty of Engineering, Kansai University, Yamate-cho 3-3-35, Suita, Osaka 564-8680, Japan
Email:
kusuda@ipcku.kansai-u.ac.jp
DOI:
10.1090/S0002-9939-05-07909-8
PII:
S 0002-9939(05)07909-8
Keywords:
Hilbert $C^{*}$-modules,
orthogonally closed
Received by editor(s):
December 3, 2003
Received by editor(s) in revised form:
June 23, 2004
Posted:
May 9, 2005
Communicated by:
David R. Larson
Copyright of article:
Copyright
2005,
American Mathematical Society
The copyright for this article reverts to public domain after 28 years from publication.
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