Homotopy categories of totally acyclic complexes with applications to the flat-cotorsion theory

LW Christensen, S Estrada… - … combinatorial methods in …, 2020 - books.google.com
totally acyclic complexes of flat-cotorsion A-modules, and thus to the stable category of
cotorsion Gorenstein flat … equivalent to the stable category of cotorsion Gorenstein flat A-modules. …

[HTML][HTML] Totally acyclic complexes

S Estrada, X Fu, A Iacob - Journal of Algebra, 2017 - Elsevier
… , algebraic topology and representation theory. Not only do these areas … flat module is a cycle
of an F-totally acyclic complex of flat … Then every strongly cotorsion module has Gorenstein …

Totally acyclic complexes over Noetherian schemes

D Murfet, S Salarian - Advances in Mathematics, 2011 - Elsevier
… The theory is also applicable in the setting of commutative … theory is our motivation for
studying totally acyclic complexes … We say that S is cotorsion flat if it is both cotorsion and flat; …

Periodic modules and acyclic complexes

S Bazzoni, M Cortés-Izurdiaga, S Estrada - … and Representation Theory, 2020 - Springer
… every acyclic complex of cotorsion modules has cotorsioncomplex of cotorsion modules
and F is an acyclic complex of … between flat Proj-periodic modules and acyclic complexes of …

Totally Acyclic Complexes

HM Zolt - 2019 - digitalcommons.georgiasouthern …
… algebra, noncommutative algebra, representation theory, and model category theory [13].
That … cotorsion, making it cotorsion flat. This implies that B is an exact complex of cotorsion flat

[HTML][HTML] On strongly flat and weakly cotorsion modules

L Positselski, A Slávik - Mathematische Zeitschrift, 2019 - Springer
… The aim of the theory developed in this paper is to describe flat modules over associative …
We denote this complex by and place it in the cohomological degrees 0 and 1 (so \(T^0=\…

A cotorsion theory in the homotopy category of flat quasi-coherent sheaves

E Hosseini, S Salarian - Proceedings of the American Mathematical …, 2013 - ams.org
cotorsion pairs in the category of complexes of flat OX-modules and its homotopy category.
Let us define cotorsion … , an acyclic complex F of flat OX modules is called a flat complex if, for …

Minimal complexes of cotorsion flat modules

P Thompson - arXiv preprint arXiv:1702.02985, 2017 - arxiv.org
… ], we show that minimal complexes of cotorsion flat R-modules … complexes of projective or
injective Rmodules, one of our goals is to show (Theorem 3.5) that a complex B of cotorsion flat

Cohomology theories based on flats

J Asadollahi, S Salarian - Journal of Algebra, 2012 - Elsevier
flat dimension of a homologically bounded below complex X is … a flat resolution of X is a
syzygy of an F-totally acyclic complex. … is an acyclic complex of cotorsion modules with cotorsion

Acyclic complexes and Gorenstein rings

S Estrada, A Iacob, H Zolt - Algebra Colloquium, 2020 - World Scientific
… , as well as in representation theory and model category theory. This is the reason why the
… (2) Every exact complex of cotorsion-flat right R-modules is F-totally acyclic. (3) Every exact …