Buchweitz's equivalences for Gorenstein flat modules with respect to semidualizing modules

J Hu, Y Geng, J Wu, H Li - Journal of Algebra and Its Applications, 2021 - World Scientific
… In their work, they established their theory in the context of … the C-Gorenstein flat dimension
for complexes. We give … complete hereditary cotorsion pair is the flat cotorsion pair (F, C)…

[图书][B] Semi-infinite algebraic geometry of quasi-coherent sheaves on ind-schemes: Quasi-coherent torsion sheaves, the semiderived category, and the semitensor …

L Positselski - 2023 - books.google.com
… In other words, a complex of R-modules is acyclic if and only … [51], we consider a flat affine
morphism of ind-schemes л: → X. … of the foundations of the theory of indschemes emphasizing …

[PDF][PDF] Model structures, n-Gorenstein flat modules and PGF dimensions

R El Maaouy - arXiv e-prints, 2023 - researchgate.net
… class of left R-modules with flat dimension less than n, and the … GF(R) ∩ C(R) modulo
flat-cotorsion modules and it is compactly … flat cotorsion pair without any assumptions on the ring. …

Finiteness properties and homological dimensions of skew group rings

V Gubitosi, R Parra - arXiv preprint arXiv:2207.10599, 2022 - arxiv.org
… copure flat dimension we study n-Gorenstein skew group rings. Finally, in section 8, some
applications to smash products, K-theory and cotorsiontotally acyclic complex of flat-cotorsion

Classes of modules arising in algebraic geometry

A Slávik - 2020 - dspace.cuni.cz
… is called a cotorsion pair (or a cotorsion theory) provided that … these two complete cotorsion
pairs in the category Ch(Flat(X)… (X)) of F-totally acyclic complexes of very flat quasi-coherent …

Contramodules and their applications to tilting theory

S Bazzoni - Representation Theory and Beyond, 2020 - books.google.com
… cohomology theory and the comodule-contramodule correspondence. Recently the notion
of contramodules has been applied profitably in commutative algebra and tilting theory. …

Triangulated Matlis equivalence

L Positselski - Journal of Algebra and Its Applications, 2018 - World Scientific
theory to the situation when S contains some zero-divisors. On the other hand, the category
of what Matlis calls “cotorsion R… the conventional resolutions by complexes of flat R-modules. …

On stability of F-Gorenstein flat categories

J Hu, A Xu - Algebra Colloquium, 2016 - World Scientific
… To investigate cohomology theories based on flats, Asadollahi … cotosion pair is the flat
cotorsion pair (F, C). Here C … F-Gorenstein flat if there exists an F-totally acyclic complex as above …

Relative cohomology of complexes II: Vanishing of relative cohomology

Z Liu, Z Di, B Lu - Journal of Algebra, 2021 - Elsevier
… The study of relative cohomology theory of complexes have … flat (resp., Gorenstein flat)
modules by PGF (resp., GF ). … GP ⊥ ) forms a complete cotorsion pair in C ( R ) . Note that the …

Dualizing Complexes on Ind-Noetherian Ind-Schemes

L Positselski - Semi-Infinite Algebraic Geometry of Quasi-Coherent …, 2023 - Springer
… \Xi }\) of flat cotorsion quasi-coherent sheaves on a semi-separated Noetherian scheme X,
the quasi-coherent sheaf \(\prod _{\xi \in \Xi }{\mathcal P}_\xi \) on X is flat cotorsion. (Here the …