Schreier theory for singular extensions of categorical groups and homotopy classification<sup>∗</sup><sup>∗</sup> (Q4495379)
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scientific article; zbMATH DE number 1488251
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Schreier theory for singular extensions of categorical groups and homotopy classification<sup>∗</sup><sup>∗</sup> |
scientific article; zbMATH DE number 1488251 |
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Schreier theory for singular extensions of categorical groups and homotopy classification<sup>∗</sup><sup>∗</sup> (English)
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22 November 2000
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categorical group
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cohomology group
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cross-section
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Kan fibration
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simplicial set
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singular group extension
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non-abelian cohomology
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