Versal deformation of reflexive modules over rational double points

DOI10.1007/s002089900092zbMath1016.14018OpenAlexW2085693265MaRDI QIDQ1574443

Akira Ishii

Publication date: 20 August 2003

Published in: Mathematische Annalen (Search for Journal in Brave)

Full work available at URL: http://hdl.handle.net/2433/181457

zbMATH Keywords

quiver varietiesdesingularizationsversal deformationDynkin typerational surface singularity

Mathematics Subject Classification ID

Singularities in algebraic geometry (14B05) Global theory and resolution of singularities (algebro-geometric aspects) (14E15) Singularities of surfaces or higher-dimensional varieties (14J17) Formal methods and deformations in algebraic geometry (14D15)

Related Items (4)

Deformations of rational surface singularities and reflexive modules with an application to flops ⋮ The versal deformation space of a reflexive module on a rational cone ⋮ Change of rings in deformation theory of modules ⋮ Deformation theory of Cohen-Macaulay approximation

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