THE YONEDA EXT AND ARBITRARY COPRODUCTS IN ABELIAN CATEGORIES

DOI10.1017/S0017089521000070zbMath1485.18017arXiv1904.12182OpenAlexW3138955783MaRDI QIDQ5070171

Alejandro Argudín Monroy

Publication date: 11 April 2022

Published in: Glasgow Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1904.12182

Mathematics Subject Classification ID

Ext and Tor, generalizations, Künneth formula (category-theoretic aspects) (18G15) Abelian categories, Grothendieck categories (18E10) Limits and colimits (products, sums, directed limits, pushouts, fiber products, equalizers, kernels, ends and coends, etc.) (18A30)

Related Items (1)

Universal co-extensions of torsion abelian groups

Cites Work

• A note on homology in categories
• Erweiterung von Gruppen und ihren Isomorphismen
• Cotilting sheaves on Noetherian schemes
• Sur quelques points d'algèbre homologique
• Group extensions and homology
• Classes of extensions and resolutions
• Relative Gorenstein objects in abelian categories
• Tilting objects in abelian categories and quasitilted rings
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