On the cohomology of a Galois entwining

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In this short note, we show that the cohomology of an algebra entwined with a coalgebra as defined by T. Brzeziński (J. Algebra 235 (2001), no. 1, 176--202; arXiv:math.RA/9909108) computes the Hochschild cohomology of the subalgebra of coinvariants when the extension is Galois.
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Quantum Algebra, K-Theory and Homology, 16W30; 16E40

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http://salesiana.dossiersoluciones.com/handle/123456789/72760

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0410126
 http://arxiv.org/abs/math/0410126

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arXiv