Cofibrant generation of pure monomorphisms
Autoři | |
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Rok publikování | 2020 |
Druh | Článek v odborném periodiku |
Časopis / Zdroj | Journal of Algebra |
Fakulta / Pracoviště MU | |
Citace | |
www | https://doi.org/10.1016/j.jalgebra.2020.05.036 |
Doi | http://dx.doi.org/10.1016/j.jalgebra.2020.05.036 |
Klíčová slova | pure monomorphism; pure injective; cofibrant generation; locally finitely presentable category; additive category |
Popis | We show that pure monomorphisms are cofibrantly generated---generated from a set of morphisms by pushouts, transfinite composition, and retracts---in any locally finitely presentable additive category. In particular, this is true in any category of modules. |
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