Group extensions, crossed pairs and an eight term exact sequence. (Q3882637)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Group extensions, crossed pairs and an eight term exact sequence. |
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Group extensions, crossed pairs and an eight term exact sequence. (English)
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1981
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crossed modules
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cohomology of a group extension
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Lyndon-Hochschild-Serre spectral sequence
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