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Weyl spectra and Weyl's theorem |
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| Authors: | Xiaohong Cao Maozheng Guo Bin Meng |
| Institution: | LMAM, School of Mathematical Sciences, Peking University, Beijing 100871, People's Republic of China |
| Abstract: | Two variants of the Weyl spectrum are discussed. We find, for example, that if one of them coincides with the Browder spectrum then Weyl's theorem holds, and conversely for isoloid operators. |
| Keywords: | Weyl theorem A-Weyl theorem Spectrum |
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