On Modules Associated to Coalgebra Galoi
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Tomasz Brzeziński
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Article
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1999
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Elsevier Science
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English
⚖ 255 KB
For a given entwining structure A, C involving an algebra A, a coalgebra C, C Ž . Ž . and an entwining map : C m A ª A m C, a category M of right A, C -A modules is defined and its structure analysed. In particular, the notion of a ˜Ž . Ž . measuring of A, C to A, C is introduced, and certain functo