Higher Du Bois and higher rational singularities of hypersurfaces

Fuente: arXiv
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Autores principales: Maxim, Laurenţiu, Yang, Ruijie
Formato: Preprint
Publicado: 2023
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author Maxim, Laurenţiu
Yang, Ruijie
author_facet Maxim, Laurenţiu
Yang, Ruijie
contents In this note, we give several equivalent characterizations of higher Du Bois and higher rational singularities in the context of globally defined hypersurfaces. As a key input, we characterize these singularities using the Hodge filtration on the vanishing cycle mixed Hodge module. As an application, we indicate a homological criterion for detecting higher Du Bois and higher rational hypersurface singularities, formulated in terms of the spectral Hirzebruch-Milnor characteristic classes.
format Preprint
id arxiv_https___arxiv_org_abs_2301_09084
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle Higher Du Bois and higher rational singularities of hypersurfaces
Maxim, Laurenţiu
Yang, Ruijie
Algebraic Geometry
Primary: 14J17, Secondary: 32S35, 32S50, 14C17
In this note, we give several equivalent characterizations of higher Du Bois and higher rational singularities in the context of globally defined hypersurfaces. As a key input, we characterize these singularities using the Hodge filtration on the vanishing cycle mixed Hodge module. As an application, we indicate a homological criterion for detecting higher Du Bois and higher rational hypersurface singularities, formulated in terms of the spectral Hirzebruch-Milnor characteristic classes.
title Higher Du Bois and higher rational singularities of hypersurfaces
topic Algebraic Geometry
Primary: 14J17, Secondary: 32S35, 32S50, 14C17
url https://arxiv.org/abs/2301.09084