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Du bois singularity

WebMar 8, 2024 · We give some examples of Hirzebruch-Milnor classes of projective hypersurfaces (in the ordinary sense) which are utilizable to detect higher du Bois or rational singularities even though they are rather artificial. We also give some remarks clarifying some points in my earlier paper. WebJul 14, 2024 · Higher Du Bois singularities of hypersurfaces. For a complex algebraic variety , we introduce higher -Du Bois singularity by imposing canonical isomorphisms …

arXiv:1503.08772v2 [math.AG] 10 Apr 2015

WebJul 14, 2024 · In particular, the definition and basic properties of Du Bois singularities and their connections to the more commonly known singularities of the minimal model … WebMay 9, 2016 · The concept of Du Bois singularities, introduced by Steenbrink, is a weakening of rationality. We also prove flatness of the cohomology sheaves of the … feeling of unreality or detachment https://jumass.com

[2107.06619v2] Higher Du Bois singularities of hypersurfaces

WebWe also show that for a normal surface singularity, the notions of Du Bois and potentially Du Bois singularities coincide. In contrast, we give an example showing that in dimension at least three, a normal potentially Du Bois singularity x 2 X need not be Du Bois even if one assumes the canonical divisor K X to be Q-Cartier. 1. Introduction WebThe purpose of this paper is to investigate Du Bois singularities on normal analytic surfaces. Du Bois introduced the concept of what we call Du Bois singularity by means … WebFor a complex algebraic variety X, we introduce higher p-Du Bois singularity by imposing canonical isomorphisms between the sheaves of Kahler differential forms Ωq X and the … feeling of uneasiness

[2107.06619v4] Higher Du Bois singularities of hypersurfaces

Category:W. E. B. Du Bois - Beliefs, Niagara Movement & NAACP - History

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Du bois singularity

Higher Du Bois singularities of hypersurfaces Request PDF

WebJun 6, 2024 · Abstract. For a complex algebraic variety , we introduce higher -Du Bois singularity by imposing canonical isomorphisms between the sheaves of Kähler … WebJan 18, 2024 · Sur les premiers tests c’était ça, mais au final c’est le temps de prendre en main la mécanique, maintenant les parties sont plus autour des 1 à 2h, donc j’ai modifié 🙂 Mais il faut prendre en compte que, en principe, c’est plus 2h, si tu ne joue qu’une heure souvent c’est quand tu as perdu ! xD L’avantage dans ce jeu et qu’il y a peu d’écart entre …

Du bois singularity

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WebJun 4, 2024 · When e = 2 and X has Cohen-Macaulay Du Bois singularities, we obtain the conjectured bound reg (X) ≤ d − 1, and we also classify the extremal cases. To achieve these results, we bound the regularity of fibers of a generic projection of X by using Loewy length, and also bound the dimension of the varieties swept out by secant lines through ... WebMay 9, 2016 · (2) Suppose R is a local ring essentially of finite type over C and R is Du Bois (we refer to [22] or [20] for the definition and basic properties of Du Bois singularities). In this case we do ...

WebJul 14, 2024 · We also improve some non-vanishing assertion shown by them, using the Tjurina subspectrum in the isolated singularity case. This is useful for instance to … http://www.numdam.org/item/10.5802/aif.1603.pdf

WebJSTOR Home WebTHE DU BOIS COMPLEX OF A HYPERSURFACE AND THE MINIMAL EXPONENT MIRCEA MUSTAT˘A, SEBASTI AN OLANO, MIHNEA POPA, AND JAKUB WITASZEK …

WebSep 22, 2024 · The following shows the inheritance of the Du Bois property under the quotient of a group action. Proposition 8.1.16. If a normal isolated singularity (Y, y) is a …

WebJun 6, 2024 · This is useful for instance to estimate the lower bound of the maximal root of the reduced Bernstein–Sato polynomial in the case where a quotient singularity is a hypersurface and its singular locus has codimension at most 4. feeling of urine in urethra femaleWebwe study Cohen-Macaulay Du Bois T-singularities of complexity one. We ex-hibit cohomological criteria for a T-variety to be Cohen-Macaulay and Du Bois in terms of … feeling of unease is calledWebKollár has also made a conjecture regarding Du Bois singularities [K92,1.13]: CONJECTURE K. Log canonical singularities are Du Bois. This has only been … feeling of vibration in feetWebOct 27, 2009 · W.E.B. Du Bois, or William Edward Burghardt Du Bois, was an African American writer, teacher, sociologist and activist whose work transformed the way that the lives of Black citizens were seen in ... define grouping in testngWebIn algebraic geometry, Du Bois singularities are singularities of complex varieties studied by Du Bois . Schwede gave the following characterisation of Du Bois singularities. … feeling of wanting to peeWebJul 17, 2024 · We also show that for a normal surface singularity, the notions of Du Bois and potentially Du Bois singularities coincide. In contrast, we give an example showing that in dimension at least three ... define group membershipWebApr 24, 2009 · Du Bois singularities were initially defined by S teenbrink as a setting where certain aspects of Ho dge theory for smo oth varieties still hold; see [Ste81a], [Ste81b] … feeling of vertigo while sitting