Pure exact structures and the pure derived category of a scheme
S Estrada, J Gillespie, S Odabaşi - Mathematical Proceedings of the …, 2017 - cambridge.org
… usual purity theory to this setting, yielding a λ-purity theory. And … complex Y ∈ C(Uco)(X))
dg-cotorsion if each Yn is cotorsion … (Flat(X)) is the class of complexes Y with each Yn cotorsion …
dg-cotorsion if each Yn is cotorsion … (Flat(X)) is the class of complexes Y with each Yn cotorsion …
Cut cotorsion pairs
… )-acyclic if the complex of abelian groups HomC(X•, Y) = (HomC(Xm, Y))m∈Z is exact for every
Y ∈ Y. HomC(Y, −)-acyclic complexes … theory of (relative) cotorsion pairs appearing in [3]. …
Y ∈ Y. HomC(Y, −)-acyclic complexes … theory of (relative) cotorsion pairs appearing in [3]. …
Cotorsion pairs in comma categories
Y Yuan, J He, D Wu - arXiv preprint arXiv:2310.15840, 2023 - arxiv.org
… A complex I of injective objects is called totally acyclic if it is acyclic and HomA(E, I) is acyclic
… one has G ∼= Z0(I) for some totally acyclic complex I of injective objects in A. In what follows…
… one has G ∼= Z0(I) for some totally acyclic complex I of injective objects in A. In what follows…
Universal Deformation Rings for Complexes over Finite-Dimensional Algebras
JA Velez-Marulanda - arXiv preprint arXiv:1703.08569, 2017 - arxiv.org
… V^\bullet$ is a bounded complex whose terms are all finitely generated Gorenstein
projective … complexes whose terms are finitely generated Gorenstein projective $\Lambda$-modules. …
projective … complexes whose terms are finitely generated Gorenstein projective $\Lambda$-modules. …
Exact categories and infinite tilting
W Rump - Communications in Algebra, 2021 - Taylor & Francis
… Coming from a cotorsion pair, we call it a C-tilting module. For … Recall that a complex (2)
is said to be acyclic if it is … The complexes which are isomorphic to an acyclic complex form a …
is said to be acyclic if it is … The complexes which are isomorphic to an acyclic complex form a …
Cartan-Eilenberg Gorenstein projective N-complexes
B Lu - Communications in Algebra, 2021 - Taylor & Francis
… complexes has important applications in theoretical physics, quantum theory and representation
theory … In 2011, Enochs studied Cartan-Eilenberg projective, injective and flat complexes…
theory … In 2011, Enochs studied Cartan-Eilenberg projective, injective and flat complexes…
Coherent rings, fp-injective modules, dualizing complexes, and covariant Serre–Grothendieck duality
L Positselski - Selecta Mathematica, 2017 - Springer
… the flat cotorsion theory in the category of modules over an associative ring and the very flat
cotorsion theory … others, play an important role in the theory of contraherent cosheaves [20]. …
cotorsion theory … others, play an important role in the theory of contraherent cosheaves [20]. …
[HTML][HTML] K-flatness in Grothendieck categories: application to quasi-coherent sheaves
S Estrada, J Gillespie, S Odabaşi - Collectanea Mathematica, 2024 - Springer
… but useful result concerning cotorsion pairs and direct limits (… the class of all acyclic
complexes of geometric pure injective (\(\… the case of K-flat and pure acyclic complexes. Again, \((\…
complexes of geometric pure injective (\(\… the case of K-flat and pure acyclic complexes. Again, \((\…
Quasi-coherent torsion sheaves, the semiderived category, and the semitensor product: Semi-infinite algebraic geometry of quasi-coherent sheaves on ind-schemes
L Positselski - arXiv preprint arXiv:2104.05517, 2021 - arxiv.org
… X on X is an acyclic complex! 0.9. Let us have a more detailed … [49], we consider a flat affine
morphism of ind-schemes π: Y −→ X. … We discuss the basics of the theory of (strict ind-quasi-…
morphism of ind-schemes π: Y −→ X. … We discuss the basics of the theory of (strict ind-quasi-…
Homotopy in exact categories
J Kelly - 2024 - ams.org
… In this monograph we develop various aspects of the homotopy theory of exact categories. …
on categories of chain complexes ChpEq which are induced by cotorsion pairs on E. As a …
on categories of chain complexes ChpEq which are induced by cotorsion pairs on E. As a …