Gorenstein homological dimension and some invariants of groups
W Ren, G Yang - arXiv preprint arXiv:2211.02221, 2022 - arxiv.org
For any group $ G $, the Gorenstein homological dimension ${\rm Ghd} _RG $ is defined to
be the Gorenstein flat dimension of the coefficient ring $ R $, which is considered as an …
be the Gorenstein flat dimension of the coefficient ring $ R $, which is considered as an …
On Gorenstein homological dimension of groups
Y Luo, W Ren - arXiv preprint arXiv:2205.15542, 2022 - arxiv.org
Let $ G $ be a group and $ R $ be a ring. We define the Gorenstein homological dimension
of $ G $ over $ R $, denoted by ${\rm Ghd} _ {R} G $, as the Gorenstein flat dimension of …
of $ G $ over $ R $, denoted by ${\rm Ghd} _ {R} G $, as the Gorenstein flat dimension of …
[PDF][PDF] Gorenstein flat dimension with group ring coefficients
W Ren, G Yang - arXiv preprint arXiv:2211.02221, 2022 - researchgate.net
For any group G and any commutative ring R, the Gorenstein homological dimension
GhdRG, defined as the Gorenstein flat dimension of the trivial RG-module R, is …
GhdRG, defined as the Gorenstein flat dimension of the trivial RG-module R, is …
Finiteness criteria for Gorenstein homological dimension and some invariants of groups
I Kaperonis, DD Stergiopoulou - arXiv preprint arXiv:2311.02768, 2023 - arxiv.org
In this paper, we study finiteness criteria for the Gorenstein homological dimension of groups
over a commutative ring of finite weak Gorenstein global dimension and provide good …
over a commutative ring of finite weak Gorenstein global dimension and provide good …
Projectively coresolved Gorenstein flat dimension of groups
DD Stergiopoulou - Journal of Algebra, 2024 - Elsevier
In this paper, we introduce and study the projectively coresolved Gorenstein flat dimension
of a group G over a commutative ring R and we prove that this dimension enjoys all the …
of a group G over a commutative ring R and we prove that this dimension enjoys all the …
Gorenstein modules and dimension over large families of infinite groups
DD Stergiopoulou - Collectanea Mathematica, 2024 - Springer
We give characterizations of Gorenstein projective, Gorenstein flat and Gorenstein injective
modules over the group algebra for large families of infinite groups and show that every …
modules over the group algebra for large families of infinite groups and show that every …
On the Gorenstein cohomological dimension of group extensions
I Emmanouil, O Talelli - Journal of Algebra, 2022 - Elsevier
The Gorenstein cohomological dimension is defined for any group G and coincides with the
virtual cohomological dimension vcd G, whenever the latter is defined and finite. Unlike the …
virtual cohomological dimension vcd G, whenever the latter is defined and finite. Unlike the …
Gorenstein cohomological dimension and stable categories for groups
W Ren - arXiv preprint arXiv:2206.09589, 2022 - arxiv.org
First we study the Gorenstein cohomological dimension ${\rm Gcd} _RG $ of groups $ G $
over coefficient rings $ R $, under changes of groups and rings; a characterization for …
over coefficient rings $ R $, under changes of groups and rings; a characterization for …
Strongly Gorenstein flat and Gorenstein FP-injective modules
C Yang - Turkish Journal of Mathematics, 2013 - journals.tubitak.gov.tr
In this paper, we first study the properties of strongly Gorenstein flat (resp. Gorenstein FP-
injective) modules which are special Gorenstein projective (resp. Gorenstein injective) …
injective) modules which are special Gorenstein projective (resp. Gorenstein injective) …
Homological dimensions of skew group rings
Y Xiang - Algebra Colloquium, 2020 - World Scientific
Let R be a ring and let H be a subgroup of a finite group G. We consider the weak global
dimension, cotorsion dimension and weak Gorenstein global dimension of the skew group …
dimension, cotorsion dimension and weak Gorenstein global dimension of the skew group …