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math.CT2022
Balanced systems for
Víctor Becerril, Octavio Mendoza, Marco A. Pérez
From the notion of (co)generator in relative homological algebra, we present the concept of finite balanced system as a tool to induce balan…
math.CT2022★ 3 cited
Torsion and torsion-free classes from objects of finite type in Grothendieck categories
Daniel Bravo, Sinem Odabaşı, Carlos E. Parra +1
In an arbitrary Grothendieck category, we find necessary and sufficient conditions for the class of -injective objects to be a torsion class. By doing so, we propose a…