Articles with "presentable abelian" as a keyword



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Covers, envelopes, and cotorsion theories in locally presentable abelian categories and contramodule categories

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Published in 2017 at "Journal of Algebra"

DOI: 10.1016/j.jalgebra.2017.03.029

Abstract: We prove general results about completeness of cotorsion theories and existence of covers and envelopes in locally presentable abelian categories, extending the well-established theory for module categories and Grothendieck categories. These results are then applied… read more here.

Keywords: cotorsion theories; abelian categories; presentable abelian; locally presentable ... See more keywords