A note on the subgroup theorem in cohomological complexity theory (Q919102)
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scientific article; zbMATH DE number 4158961
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A note on the subgroup theorem in cohomological complexity theory |
scientific article; zbMATH DE number 4158961 |
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A note on the subgroup theorem in cohomological complexity theory (English)
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1990
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\textit{S. Jackowski}'s simple proof of the ``Subgroup lemma'' for varieties of modules [J. Pure Appl. Algebra 33, 49-58 (1984; Zbl 0546.55008)] contained a gap which the authors here fill in by presenting a similar simpler argument.
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Subgroup lemma
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varieties of modules
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