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Proceedings of the American Mathematical Society
ISSN 1088-6826(e) ISSN 0002-9939(p)

     

Local automorphisms and derivations on certain $C^*$-algebras

Author(s): Sang Og Kim; Ju Seon Kim
Journal: Proc. Amer. Math. Soc. 133 (2005), 3303-3307.
MSC (2000): Primary 47B49, 47L30
Posted: June 20, 2005
MathSciNet review: 2161153
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Abstract | References | Similar articles | Additional information

Abstract: It is shown that continuous $2$-local derivations on $\operatorname{AF}$ $C^*$-algebras are derivations and surjective $2$-local *-automorphisms on prime $C^*$-algebras or on $C^*$-algebras such that the identity element is properly infinite are *-automorphisms.

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Additional Information:

Sang Og Kim
Affiliation: Department of Mathematics, Hallym University, Chuncheon 200-702, Korea
Email: sokim@hallym.ac.kr

Ju Seon Kim
Affiliation: Department of Mathematics Education, Seoul National University, Seoul, 151-742, Korea

DOI: 10.1090/S0002-9939-05-08059-7
PII: S 0002-9939(05)08059-7
Keywords: $2$-local derivation, $2$-local *-automorphism, $\operatorname{AF}$ $C^*$-algebra, prime $C^*$-algebra
Received by editor(s): June 16, 2004
Posted: June 20, 2005
Additional Notes: This work was supported by a Research Grant from Hallym University, Korea
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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