Albrecht, E. and Spain, P.G. (2000) When products of selfadjoints are normal. Proceedings of the American Mathematical Society, 128(8), pp. 2509-2511. (doi: 10.1090/S0002-9939-00-05830-5)
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Abstract
Suppose that h, k ∈ L(H) are two selfadjoint bounded operators on a Hilbert space H. It is elementary to show that hk is selfadjoint precisely when hk = kh. We answer the following question: Under what circumstances must hk be selfadjoint given that it is normal?
| Item Type: | Articles |
|---|---|
| Status: | Published |
| Refereed: | Yes |
| Glasgow Author(s) Enlighten ID: | Spain, Dr Philip |
| Authors: | Albrecht, E., and Spain, P.G. |
| College/School: | College of Science and Engineering > School of Mathematics and Statistics > Mathematics |
| Journal Name: | Proceedings of the American Mathematical Society |
| Journal Abbr.: | Proc. Amer. Math. Soc. |
| Publisher: | American Mathematical Society |
| ISSN: | 0002-9939 |
| ISSN (Online): | 1088-6826 |
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