Locally coherent exact categories
L Positselski - Applied Categorical Structures, 2024 - Springer
… finitely generated projective R-modules (or the abelian category of finitely presentable modules
over a coherent ring … whose objects are all the morphisms f satisfying the equation \(\dim …
over a coherent ring … whose objects are all the morphisms f satisfying the equation \(\dim …
Higher Koszul duality and connections with -hereditary algebras
J Haugland, MH Sandøy - arXiv preprint arXiv:2101.12743, 2021 - arxiv.org
… ie if every finitely generated homogeneous right ideal is finitely … Hence, the injective envelope
of M also has highest degree h… simply say that a module satisfying the description above is …
of M also has highest degree h… simply say that a module satisfying the description above is …
Tilting theory for periodic triangulated categories
S Saito - Mathematische Zeitschrift, 2023 - Springer
… the stable category of finitely generated modules over a self-… –Macaulay representations
of Gorenstein singularities and … We regard the Laurent polynomial ring \(\Lambda [t^{\pm 1}]\) …
of Gorenstein singularities and … We regard the Laurent polynomial ring \(\Lambda [t^{\pm 1}]\) …
Torsion pairs and cosilting in type A˜
K Baur, R Laking - Journal of Pure and Applied Algebra, 2022 - Elsevier
… sums and pure-injective envelopes, the statement follows from … prove that cotilting modules
over artinian rings are determined … module C is a cosilting module if and only if C satisfies the …
over artinian rings are determined … module C is a cosilting module if and only if C satisfies the …
Definable functors between triangulated categories with applications to tensor-triangular geometry and representation theory
I Bird, J Williamson - arXiv preprint arXiv:2310.02159, 2023 - arxiv.org
… modules over a ring, when we close this category of finitely … locally coherent Grothendieck
‘envelope’ via two further Yoneda … is every finitely generated subobject of fp(C) is also in fp(C), …
‘envelope’ via two further Yoneda … is every finitely generated subobject of fp(C) is also in fp(C), …
On exact dg categories
X Chen - arXiv preprint arXiv:2306.08231, 2023 - arxiv.org
… the category of free modules over a ring, the category of … Let A be a connective proper
Gorenstein dg algebra. A dg A-… A has contractible pre-covers and contractible pre-envelopes. …
Gorenstein dg algebra. A dg A-… A has contractible pre-covers and contractible pre-envelopes. …
[图书][B] Quantum States: With a View Toward Homological Algebra
B Yang - 2023 - search.proquest.com
… 3Here 𝑅 is always a Gorenstein ring dependent on details of … finitely generated over 𝑅 if and
only if 𝑀0 is finitely generated … ring and 𝑀 an 𝐴-module, let E𝐴(𝑀) be the injective envelope …
only if 𝑀0 is finitely generated … ring and 𝑀 an 𝐴-module, let E𝐴(𝑀) be the injective envelope …
Auslander algebras, flag combinatorics and quantum flag varieties
BT Jensen, X Su - arXiv preprint arXiv:2408.04753, 2024 - arxiv.org
… rings have been revealed via categorification. Using subcategories of the module categories
of preprojective … Moreover, ˆN is a minimal lift if and only if ι is an injective envelope. (3) If η ˆ …
of preprojective … Moreover, ˆN is a minimal lift if and only if ι is an injective envelope. (3) If η ˆ …
[图书][B] Definable subcategories of maximal Cohen-Macaulay modules
I Bird - 2020 - search.proquest.com
… finitely generated modules which coincides with the class of … module of R, then R Ω is a
Gorenstein ring and we have a … to give the precise structure of a module’s injective envelope. …
Gorenstein ring and we have a … to give the precise structure of a module’s injective envelope. …
Partial Serre duality and cocompact objects
S Oppermann, C Psaroudakis, T Stai - Selecta Mathematica, 2023 - Springer
… then, choosing I as an injective envelope of the semisimple \(k/\!{{\… if A is a Gorenstein algebra
which is finite dimensional over a … finitely generated projective to finitely generated injective …
which is finite dimensional over a … finitely generated projective to finitely generated injective …