Reflective and coreflective subcategories
… notions of X -preenvelope, X -reflection and X -envelope in a dual fashion. … ring R with a
dualizing module, the class M C M ( R ) of finitely generated maximal Cohen-Macaulay modules …
dualizing module, the class M C M ( R ) of finitely generated maximal Cohen-Macaulay modules …
String algebras over local rings: admissibility and biseriality
R Bennett-Tennenhaus - arXiv preprint arXiv:2305.12885, 2023 - arxiv.org
… Gorenstein algebras appear also in more recent work of … Since finitely generated uniserial
modules are always cyclic, … the injective envelope k → a. This means that CR(V ) is noetherian …
modules are always cyclic, … the injective envelope k → a. This means that CR(V ) is noetherian …
A Characterization of n-Gorenstein Tilting Comodules
Y Li, H Yao - Applied Categorical Structures, 2022 - Springer
… in the context of finitely generated modules over artin algebras … context of infinitely generated
modules over arbitrary rings [6, 8, … every comodule has a Gorenstein injective envelope and …
modules over arbitrary rings [6, 8, … every comodule has a Gorenstein injective envelope and …
Duality pairs, phantom maps, and definability in triangulated categories
I Bird, J Williamson - arXiv preprint arXiv:2202.08113, 2022 - arxiv.org
… The categorically dual notions are called (pre)envelopes. … by Gorenstein injective modules
in [14]. More recently, interplays … ring spectrum and I is a finitely generated ideal in π∗R. …
in [14]. More recently, interplays … ring spectrum and I is a finitely generated ideal in π∗R. …
Flat quasi-coherent sheaves as direct limits, and quasi-coherent cotorsion periodicity
L Positselski, J Stovicek - arXiv preprint arXiv:2212.09639, 2022 - arxiv.org
… of flat modules over an arbitrary ring R as the directed colimits of bounded complexes of finitely
generated projective R-modules. … The category of flat modules over any ring R, as well as …
generated projective R-modules. … The category of flat modules over any ring R, as well as …
Generalized periodicity theorems
L Positselski - arXiv preprint arXiv:2301.00708, 2023 - arxiv.org
… ring R to be right coherent and taking S to be the class of all … These conditions are satisfied
automatically for any cotorsion … from any finitely generated object T ∈ K is finitely generated. …
automatically for any cotorsion … from any finitely generated object T ∈ K is finitely generated. …
Tate Duality and Transfer for Symmetric Algebras Over Complete Discrete Valuation Rings
M Linckelmann - arXiv preprint arXiv:2310.16666, 2023 - arxiv.org
… U to the cokernel of U → I for some relatively R-injective envelope I of U. … the ring of scalars
R, where we use the fact that M, M∨ are finitely generated projective as left and right modules…
R, where we use the fact that M, M∨ are finitely generated projective as left and right modules…
[HTML][HTML] Homological invariants of pauli stabilizer codes
… on a lattice described by a finitely generated abelian group \(\… are reviewed in appendices:
Gorenstein rings in Appendix A, … , let \(\textrm{E}_A(M)\) be the injective envelope of M. We …
Gorenstein rings in Appendix A, … , let \(\textrm{E}_A(M)\) be the injective envelope of M. We …
Balance functors and relative tilting modules
L Mao - Indian Journal of Pure and Applied Mathematics, 2023 - Springer
… [11], finitely generated tilting modules over arbitrary rings were … generated tilting and
cotilting modules of finite projective … class of finitely generated Gorenstein projective left R-modules, …
cotilting modules of finite projective … class of finitely generated Gorenstein projective left R-modules, …
[HTML][HTML] Two definable subcategories of maximal Cohen-Macaulay modules
I Bird - Journal of Pure and Applied Algebra, 2020 - Elsevier
… -functors does not restrict to finitely generated modules, so we can … rings admitting a canonical
module are Gorenstein rings, for … the injective envelope of the residue field k. When M is …
module are Gorenstein rings, for … the injective envelope of the residue field k. When M is …