Frobenius functors and Gorenstein homological properties

XW Chen, W Ren - Journal of Algebra, 2022 - Elsevier
We prove that any faithful Frobenius functor between abelian categories preserves the
Gorenstein projective dimension of objects. Consequently, it preserves and reflects …

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 …

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 …

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 …

Frobenius functors and Gorenstein flat dimensions

J Hu, H Li, Y Geng, D Zhang - Communications in Algebra, 2020 - Taylor & Francis
We prove that if the Frobenius functor F (from the category of left R-modules to the category
of left S-modules) is faithful, then for any R-module X, the Gorenstein flat dimension of X is …

[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 …

GC-projectivity and injectivity under Frobenius extensions

Z Zhao - Communications in Algebra, 2022 - Taylor & Francis
In this article, we prove that Gorenstein projectivity and injectivity with respect to a
semidualizing module are preserved under Frobenius extensions. Furthermore, we obtain …

k-torsionfree modules and Frobenius extensions

Z Zhao - Journal of Algebra, 2024 - Elsevier
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Frobenius 扩张下的丁投射(内射) 模

苗壮, 赵自红 - 甘肃科学学报, 2020 - cqvip.com
Frobenius扩张下的丁投射(内射)模-[维普官方网站]-www.cqvip.com-维普网  我的维普 购物车
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Homological invariants of unbounded complexes under Frobenius extensions

D Wu, Y Wang - Communications in Algebra, 2023 - Taylor & Francis
Abstract Let R⊂ S be a Frobenius extension of rings and M an S-complex. It is proven that if
the Gorenstein projective (injective) dimension of M as an S-complex is finite, then the …