Spectral pictures of $AB$ and $BA$
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- by Robin Harte, Young Ok Kim and Woo Young Lee PDF
- Proc. Amer. Math. Soc. 134 (2006), 105-110 Request permission
Abstract:
The spectral pictures of products $AB$ and $BA$ of Banach space operators are compared; in particular when one of them is ‘of index zero’.References
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Additional Information
- Robin Harte
- Affiliation: School of Mathematics, Trinity College, Dublin, Ireland
- Email: rharte@maths.tcd.ie
- Young Ok Kim
- Affiliation: Department of Mathematics, Seoul National University, Seoul 151-742, Korea
- Email: yhkim@skku.ac.kr
- Woo Young Lee
- Affiliation: Department of Mathematics, Seoul National University, Seoul 151-742, Korea
- MR Author ID: 263789
- Email: wylee@math.snu.ac.kr
- Received by editor(s): November 7, 2003
- Published electronically: August 11, 2005
- Additional Notes: This work was supported by a grant (R14-2003-006-01000-0) from the Korea Science and Engineering Foundation, and by Enterprise Ireland Basic Research Grant SC/2002/0266
- Communicated by: David R. Larson
- © Copyright 2005 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 134 (2006), 105-110
- MSC (2000): Primary 47A10, 47A53, 47A66
- DOI: https://doi.org/10.1090/S0002-9939-05-08015-9
- MathSciNet review: 2170549