Applications of cotorsion pairs

H Krause, Ø Solberg - Journal of the London Mathematical …, 2003 - Wiley Online Library
… every cotorsion pair for modΛ induces a cotorsion pair for ModΛ. This has some interesting
applications, … Next we show that cotorsion pairs for modΛ induce cotorsion pairs for ModΛ. We …

Generalized Hill lemma, Kaplansky theorem for cotorsion pairs and some applications

J Šťovíček, J Trlifaj - The Rocky Mountain Journal of Mathematics, 2009 - JSTOR
cotorsion pairs. Kaplansky 's theorem says that any projective module is a direct sum of
countably generated modules. Considering the cotorsion pair … for an arbitrary cotorsion pair (A, B) …

Cotorsion pairs and degreewise homological model structures.

J Gillespie - Homology, Homotopy & Applications, 2008 - search.ebscohost.com
… In Section 3 we define the two new pairs of cotorsion pairs in Ch(C). One must also show
that each of these pairs is small to get factorizations in our model category. Since this process …

Cotorsion theories and splitters

R Göbel, S Shelah - Transactions of the American Mathematical Society, 2000 - ams.org
Applications of the Ext-Lemma In this section we will give first applications of our Ext-Lemma
3.3 which are important later on. We will begin by rederiving some known results of Harrison…

Cotorsion Pairs in.

X Yang, T Cao - Algebra colloquium, 2017 - search.ebscohost.com
… termwise manner by starting with a cotorsion pair (X , Y ) that is cogenerated by a set. As
applications of these results, we obtain more abelian model structures from the cotorsion pairs. …

Applications of cotorsion triples

W Ren - Communications in Algebra, 2019 - Taylor & Francis
… from cotorsion triples. By Hovey’s correspondence between complete cotorsion pairs and …
injective model structure induced from a complete and hereditary cotorsion triple ( X , Z , Y ) , …

Cotorsion pairs and model categories

M Hovey - Contemporary mathematics, 2007 - books.google.com
… Besides describing this connection, we also indicate some applications. The stable module
Cotorsion pairs can be used to construct two different model structures on the category of K| …

n-Cotorsion pairs

M Huerta, O Mendoza, MA Pérez - Journal of Pure and Applied Algebra, 2021 - Elsevier
… In Section 5 we present applications and examples of the theory of n-cotorsion pairs, developed
in Sections 3 and 4, in the context of relative Gorenstein homological algebra and cluster…

On the cogeneration of cotorsion pairs

PC Eklof, S Shelah, J Trlifaj - Journal of Algebra, 2004 - Elsevier
… are cotorsion, and torsion-free cotorsion modules are pure-injective. Cotorsion theories were
… In this paper we are interested in the question of when a cotorsion pair (F,C) is cogenerated …

Intersection of complete cotorsion pairs

Q Wang, H Zhu - arXiv preprint arXiv:2408.01922, 2024 - arxiv.org
cotorsion pair from the intersection of two cotorsion pairs in … A cotorsion pair is a pair of
classes of objects (X,Y) of an exact … As applications, we get a lot of known and unkown cotorsion