An index theorem for quarter-plane Toeplitz operators via extended symbols and gapped invariants related to corner states (Q6038761)
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scientific article; zbMATH DE number 7681357
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | An index theorem for quarter-plane Toeplitz operators via extended symbols and gapped invariants related to corner states |
scientific article; zbMATH DE number 7681357 |
Statements
An index theorem for quarter-plane Toeplitz operators via extended symbols and gapped invariants related to corner states (English)
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3 May 2023
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Toeplitz operators
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matrix factorisations
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Fredholm indices
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topological invariants
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bulk Hamiltonians
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