Severi varieties and their varieties of reductions

Severi varieties and their varieties of reductions

Source :

• Journal für die reine und angewandte Mathematik [ 0075-4102 ] ; 2005-08-26.

Descripteurs français

• Wicri :
  • geographic : Jordanie.

English descriptors

• KwdEn :
  • Acts transitively, Adjoint, Adjoint variety, Algebra, Algebraic, Algebraic varieties, Ambient grassmannians, Automorphism, Automorphism group, Betti, Betti numbers, Characteristic polynomial, Chern classes, Chow ring, Closure, Codimension, Cubic form, Cubics, Determinant, Determinant hypersurface, Diagonal, Diagonal matrices, Discriminant, Discriminant hypersurface, Divisor, Dynkin, Dynkin diagram, Embedding, Exact sequence, Exceptional divisor, Explicit action, Explicit representative, Explicitely, Fano, Freudenthal, Freudenthal square, General line, General point, Generic, Global sections, Grassmannian, Grassmannians, Highest weight, Hilb, Hilbert, Hilbert scheme, Homogeneous vector bundle, Hyperplane, Hyperplane class, Hyperplane section, Hypersurface, Iliev, Intersection points, Irreducible, Isomorphic, Isomorphism, Isotropic, Isotropic subvariety, Isotropic varieties, Isotropy, Isotropy group, Jordan, Jordan algebra, Jordan algebras, Linear forms, Linear section, Linear sections, Linear subspace, Magic square, Manivel, Math, Matrix, Morphism, Nite, Nite group, Nite number, Normal bundle, Open orbit, Open subset, Other hand, Picard group, Polar hyperplane, Projective, Projective geometry, Projective plane, Projective representation, Projective section, Projective sections, Projective space, Projectivized, Quadratic form, Quadratic forms, Quotient, Ranestad, Rational projection, Reduction plane, Reduction planes, Second assertion, Second kind, Second variety, Severi, Severi varieties, Severi varieties proof, Severi variety, Simple computation, Simple contacts, Smooth quadric, Special lines, Standard representation, Straightforward computation, Subgroup, Subset, Subvariety, Surjective, Symmetric group, Tangent directions, Tangent line, Tangent space, Torus, Traceless, Traceless matrices, Transitively, Triality, Triality group, Triality subspaces, Triality varieties, Triality variety, Trisecant, Unique plane, Unique point, Vector bundle, Vector bundles, Veronese, Weighted dynkin diagram, Weighted dynkin diagrams.
• Teeft :
  • Acts transitively, Adjoint, Adjoint variety, Algebra, Algebraic, Algebraic varieties, Ambient grassmannians, Automorphism, Automorphism group, Betti, Betti numbers, Characteristic polynomial, Chern classes, Chow ring, Closure, Codimension, Cubic form, Cubics, Determinant, Determinant hypersurface, Diagonal, Diagonal matrices, Discriminant, Discriminant hypersurface, Divisor, Dynkin, Dynkin diagram, Embedding, Exact sequence, Exceptional divisor, Explicit action, Explicit representative, Explicitely, Fano, Freudenthal, Freudenthal square, General line, General point, Generic, Global sections, Grassmannian, Grassmannians, Highest weight, Hilb, Hilbert, Hilbert scheme, Homogeneous vector bundle, Hyperplane, Hyperplane class, Hyperplane section, Hypersurface, Iliev, Intersection points, Irreducible, Isomorphic, Isomorphism, Isotropic, Isotropic subvariety, Isotropic varieties, Isotropy, Isotropy group, Jordan, Jordan algebra, Jordan algebras, Linear forms, Linear section, Linear sections, Linear subspace, Magic square, Manivel, Math, Matrix, Morphism, Nite, Nite group, Nite number, Normal bundle, Open orbit, Open subset, Other hand, Picard group, Polar hyperplane, Projective, Projective geometry, Projective plane, Projective representation, Projective section, Projective sections, Projective space, Projectivized, Quadratic form, Quadratic forms, Quotient, Ranestad, Rational projection, Reduction plane, Reduction planes, Second assertion, Second kind, Second variety, Severi, Severi varieties, Severi varieties proof, Severi variety, Simple computation, Simple contacts, Smooth quadric, Special lines, Standard representation, Straightforward computation, Subgroup, Subset, Subvariety, Surjective, Symmetric group, Tangent directions, Tangent line, Tangent space, Torus, Traceless, Traceless matrices, Transitively, Triality, Triality group, Triality subspaces, Triality varieties, Triality variety, Trisecant, Unique plane, Unique point, Vector bundle, Vector bundles, Veronese, Weighted dynkin diagram, Weighted dynkin diagrams.

Abstract

• https://api.istex.fr/document/47488442F0824CAB35FA35136B437217F71E5C6C/fulltext/pdf

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