Decomposability of graph $C^*$-algebras
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- by Jeong Hee Hong
- Proc. Amer. Math. Soc. 133 (2005), 115-126
- DOI: https://doi.org/10.1090/S0002-9939-04-07604-X
- Published electronically: August 20, 2004
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Abstract:
We give conditions on an arbitrary directed graph $E$ for the associated Cuntz-Krieger algebra $C^*(E)$ to be decomposable as a direct sum. We describe the direct summands as certain graph algebras.References
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Bibliographic Information
- Jeong Hee Hong
- Affiliation: Applied Mathematics, Korea Maritime University, Busan 606–791, South Korea
- Email: hongjh@hanara.kmaritime.ac.kr
- Received by editor(s): September 4, 2003
- Published electronically: August 20, 2004
- Additional Notes: This work was supported by Korea Research Foundation Grant (KRF-2003-015-C00034)
- Communicated by: David R. Larson
- © Copyright 2004 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 133 (2005), 115-126
- MSC (2000): Primary 46L05
- DOI: https://doi.org/10.1090/S0002-9939-04-07604-X
- MathSciNet review: 2085160