Centers for the restricted category \(\mathcal O\) at the critical level over affine Kac-Moody algebras (Q2454433)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Centers for the restricted category \(\mathcal O\) at the critical level over affine Kac-Moody algebras |
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Centers for the restricted category \(\mathcal O\) at the critical level over affine Kac-Moody algebras (English)
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13 June 2014
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This paper describes the center of the deformed restricted category \(\mathcal{O}\) for an affine Kac-Moody algebra at a critical level. The main result describes this center as a module over the localization of the symmetric algebra of the Cartan subalgebra.
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center
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category O
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affine Kac-Moody algebra
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deformation
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critical level
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moment graph
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