Brown-Halmos type characterization for the tetrablock
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arXiv
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| Main Authors: | , , , |
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| Format: | Preprint |
| Published: |
2025
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| _version_ | 1866912459669897216 |
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| author | Jain, Shubham Kumar, Surjit Mal, Milan Kumar Pramanick, Paramita |
| author_facet | Jain, Shubham Kumar, Surjit Mal, Milan Kumar Pramanick, Paramita |
| contents | In this note, we obtain a Brown-Halmos type characterization for Toeplitz operators on the Hardy space associated with the tetrablock. As an application, we show that the zero operator is the only compact Toeplitz operator. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2507_00998 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | Brown-Halmos type characterization for the tetrablock Jain, Shubham Kumar, Surjit Mal, Milan Kumar Pramanick, Paramita Functional Analysis 30H10, 47B35, 32A10, 47B32 In this note, we obtain a Brown-Halmos type characterization for Toeplitz operators on the Hardy space associated with the tetrablock. As an application, we show that the zero operator is the only compact Toeplitz operator. |
| title | Brown-Halmos type characterization for the tetrablock |
| topic | Functional Analysis 30H10, 47B35, 32A10, 47B32 |
| url | https://arxiv.org/abs/2507.00998 |