Abstract
We study the stability of Gorenstein preenvelopes and precovers in the cases of H-extensions and smash products with H, where H is a Hopf algebra. We use these to define Gorenstein dimensions and give new examples of the so-called Gorenstein categories.
Citation
Juan Antonio López-Ramos. "Gorenstein injective and projective modules and actions of finite-dimensional Hopf algebras." Ark. Mat. 46 (2) 349 - 361, October 2008. https://doi.org/10.1007/s11512-007-0053-x
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