Bhatia, Rajendra ; Davis, Chandler (1984) A bound for the spectral variation of a unitary operator Linear and Multilinear Algebra, 15 (1). pp. 71-76. ISSN 0308-1087
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Official URL: http://www.tandfonline.com/doi/abs/10.1080/0308108...
Related URL: http://dx.doi.org/10.1080/03081088408817578
Abstract
Let A and B be unitary operator on a finite-dimensional space and assume ||A-B||≤∈. We show that the spectrum of B can be obtained from that of A(multiplicites counted)by moving each eigenvalue by at most ∈.
| Item Type: | Article |
|---|---|
| Source: | Copyright of this article belongs to Taylor and Francis Ltd. |
| ID Code: | 97447 |
| Deposited On: | 11 Feb 2013 06:01 |
| Last Modified: | 11 Feb 2013 06:01 |
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