Non-Abelian extensions and homotopies (Q1915491)
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scientific article; zbMATH DE number 890731
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Non-Abelian extensions and homotopies |
scientific article; zbMATH DE number 890731 |
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Non-Abelian extensions and homotopies (English)
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16 July 1996
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extensions
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pseudoextensions
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cohomology of categories
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crossed module
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quadratic module
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algebraic models of homotopies
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