On the elliptical range theorems for the Davis-Wielandt shell, the numerical range, and the conformal range
Fuente:
arXiv
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| Formato: | Preprint |
| Publicado: |
2022
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| _version_ | 1866917322931830784 |
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| author | Lakos, Gyula |
| author_facet | Lakos, Gyula |
| contents | We consider the elliptical range theorems for the Davis--Wielandt shell, the numerical range, and the conformal range in terms of and related to their quadratic representations. The emphasis is on exposing a variety of elementary approaches. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2211_13145 |
| institution | arXiv |
| publishDate | 2022 |
| record_format | arxiv |
| spellingShingle | On the elliptical range theorems for the Davis-Wielandt shell, the numerical range, and the conformal range Lakos, Gyula Spectral Theory Primary: 15A60, Secondary: 51M10 We consider the elliptical range theorems for the Davis--Wielandt shell, the numerical range, and the conformal range in terms of and related to their quadratic representations. The emphasis is on exposing a variety of elementary approaches. |
| title | On the elliptical range theorems for the Davis-Wielandt shell, the numerical range, and the conformal range |
| topic | Spectral Theory Primary: 15A60, Secondary: 51M10 |
| url | https://arxiv.org/abs/2211.13145 |