Sur l'alignement dans les schémas de Hilbert ponctuels du plan. La famille des N-uplets de \({\mathbb{P}}^ 2\) contenant au moins r points sur une droite. (Alignment in the punctual Hilbert schemes of the plane. The family of N-tuples containing at least

DOI10.1007/BF01455071zbMath0662.14001OpenAlexW182027630MaRDI QIDQ1113953

Joachim Yaméogo

Publication date: 1989

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

Full work available at URL: https://eudml.org/doc/164615

zbMATH Keywords

stratificationHilbert schemepostulationZariski tangent spacevertical-escalier

Mathematics Subject Classification ID

Parametrization (Chow and Hilbert schemes) (14C05) Projective techniques in algebraic geometry (14N05) Stratifications; constructible sheaves; intersection cohomology (complex-analytic aspects) (32S60) Families, fibrations in algebraic geometry (14D99)

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On projective embeddings of generic rational surfaces, Number of generators of ideals in Jordan cells of the family of graded Artinian algebras of height two, Limits of graded Gorenstein algebras of Hilbert function \((1,3^k,1)\), The Family G_Tof Graded Artinian Quotients ofk[x,y of Given Hilbert Function], Unnamed Item

Cites Work

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• Description de Hilb sup(n) C{X,Y}
• Le problème de Brill-Noether pour les idéaux de ${P}\sp 2$
• Algebraic Families on an Algebraic Surface