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On a theorem of Kac and Gilbert |
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| Authors: | Barry Simon |
| Institution: | Department of Mathematics 253-37, California Institute of Technology, Pasadena, CA 91125, USA |
| Abstract: | We prove a general operator theoretic result that asserts that many multiplicity two selfadjoint operators have simple singular spectrum. |
| Keywords: | Spectral theory Singular spectrum Kac-Gilbert |
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