Resolutions in Local Algebra and Singularity Theory

SB Iyengar - 2023 - publications.mfo.de
… that resolution of singularities of projective varieties of … singularities is known for excellent
reduced schemes in dimension ≤ 3 and local uniformization is known for excellent local rings

[PDF][PDF] Rings of singularities

H Lenzing - 2011 - sid.ir
… To analyze the arising singularities, we attach to them an abelian hereditary k-linear …
This link to singularity theory is exploited in the present paper. For an alternative categorybased …

Singularity categories via the derived quotient

M Booth - Advances in Mathematics, 2021 - Elsevier
… threefold with only terminal singularities, where R and R ′ are complete local rings with an
isolated singularity. If the derived contraction algebras are quasi-isomorphic, then R ≅ R ′ . …

On purity and applications to coderived and singularity categories

J Stovicek - arXiv preprint arXiv:1412.1615, 2014 - arxiv.org
… Given a locally coherent Grothendieck category G, we prove that the homotopy category
of … One can quickly verify that R is a perfect non-coherent local ring, where m is the unique …

[引用][C] Reduction of isolated singularities

E Dieterich - Commentarii Mathematici Helvetici, 1987 - Springer
… Let A = C[[Xo, 9 9 ., Xd]]/(f(X)) be the complete local ring of a nonsimple isolated hypersurface
singularity. Then there exists an arithmetic sequence of natural numbers r, 2r, 3r .... such …

Maximal Cohen-Macaulay modules over surface singularities

I Burban, Y Drozd - Trends in representation theory of algebras …, 2008 - books.google.com
local ring of Krull dimension one then the category of Cohen-Macaulay modules coincides
with the category of … Note that the study of torsion free modules over curve singularities is …

Relative singularity categories with respect to Gorenstein flat modules

ZX Di, ZK Liu, XX Zhang - Acta Mathematica Sinica, English Series, 2017 - Springer
… G-dimension) for finitely generated modules over a commutative noetherian local ring. In …
rings and maximal Cohen–Macaulay modules over commutative Gorenstein local rings. …

[引用][C] Hypersurface Singularities of Finite Cohen‐Macaulay Type

Ø Solberg - Proceedings of the London Mathematical Society, 1989 - Wiley Online Library
… Cohen-Macaulay type if and only if the local ring of / + xy in A[[… Since the isolated hypersurface
singularities of finite Cohen—… result implies that the local ring of a hypersurface singularity

A characterization of rational singularities in terms of injectivity of Frobenius maps

N Hara - American Journal of Mathematics, 1998 - muse.jhu.edu
… Then, we further replace R by the local ring RP and everything by the base change to RP …
(R,m) is a d-dimensional Cohen–Macaulay normal local ring essentially of finite type over a …

Stability over cDV singularities and other complete local rings

O van Garderen - McKay Correspondence, Mutation and Related …, 2023 - projecteuclid.org
… silting theory for algebras over any complete local base ring. The paper is therefore split into
… complete local ring, and the second on the application of these results to cDV singularities. …