Singular TQFTs, foams and type D arc algebras (Q2324345)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Singular TQFTs, foams and type D arc algebras |
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Singular TQFTs, foams and type D arc algebras (English)
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11 September 2019
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Summary: We combinatorially describe the 2-category of singular cobordisms, called (rank one) foams, which governs the functorial version of Khovanov homology. As an application we topologically realize the type D arc algebra using this singular cobordism construction.
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singular TQFTs
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cobordism/foam categories
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functorial Khovanov homology
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web/arc algebras
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Lie type D
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