Projective varieties with unexpected properties : a volume in memory of Giuseppe Veronese : proceedings of the international conference "Varieties with Unexpected Properties," Siena, Italy, June 8-13, 2004 /


edited by Ciro Ciliberto ... [et al.].
Bok Engelsk 2005 · Electronic books.
Utgitt
Berlin ; New York : : Walter de Gruyter, , 2005.
Omfang
1 online resource (400 p.)
Opplysninger
Description based upon print version of record.. - Characterization of Veronese varieties via projection in Grassmannians; Birational geometry of defective varieties; Fano threefolds as hyperplane sections; Triple points imposing triple divisors and the defective hierarchy; Codimension one decompositions and Chow varieties; Higher secant varieties of Segre-Veronese varieties; An appendix to a paper of Catalisano, Geramita, Gimigliano: The Hilbert function of generic sets of 2-fat points in; The 3-cuspidal quartic and braid monodromy of degree 4 coverings; On the classification of defective threefolds. - Matching conditions for degenerating plane curves and applicationsNegative curves on very general blow-ups of; Linear congruences and hyperbolic systems of conservation laws; A note on the very ampleness of complete linear systems on blowings-up of; Phylogenetic algebraic geometry; Some results on fat points whose support is a complete intersection minus a point; The importance of knowing a; Hilbert functions of Gorenstein algebras associated to a pencil of forms; Varieties of reductions for gln; Birational geometry of rationally connected manifolds via quasi-lines. - On the discriminant of spanned line bundlesMultisecant lines to projective varieties; Cycle map on Hilbert schemes of nodal curves. - This volume contains refereed papers related to the lectures and talks given at a conference held in Siena (Italy) in June 2004. Also included are research papers that grew out of discussions among the participants and their collaborators. All the papers are research papers, but some of them also contain expository sections which aim to update the state of the art on the classical subject of special projective varieties and their applications and new trends like phylogenetic algebraic geometry. The topic of secant varieties and the classification of defective varieties is central and ubiquitou
Emner
Sjanger
Dewey
ISBN
3110181606. - 9783110181609

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