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scientific article; zbMATH DE number 844485
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article; zbMATH DE number 844485 |
Statements
11 March 1996
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central extension of \(Gr\)-category
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braided \(Gr\)-category
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cohomology set
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Poincaré groupoid
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loop space
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pointed simpicial set
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nerve
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Kan extension
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homotopy classes of maps
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pointed CW-complexes
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