Enumerative Geometry: Proceedings of a Conference held in Sitges, Spain, June 1–6, 1987

Enrique Arrondo, Raquel Mallavibarrena, Ignacio Sols (auth.), Sebastian Xambó-Descamps (eds.)3540528113, 9783540528111, 0387528113

The central topics of this volume are enumerative geometry and intersection theory. The contributions are original (refereed) research papers.

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Table of contents :
Proof of Schubert’s conjectures on double contacts….Pages 1-29
Hilb 4 P 2 ….Pages 30-59
Schubert’s coincidence formulas for line complexes and the contribution of embedded planar pencils….Pages 60-76
Local multiplicities of tangential trisecants to space curves….Pages 77-100
Multiple-point formulas II: The Hilbert scheme….Pages 101-138
Transversality criteria in any characteristic….Pages 139-150
Quelques formules multisécantes pour les surfaces….Pages 151-188
On Schubert’s degenerations of cuspidal plane cubics….Pages 189-214
A characterization of balanced rational normal scrolls in terms of their osculating spaces….Pages 215-224
The Chow ring of Hilb 3 P 3 ….Pages 225-255
Rational equivalence theory on arbitrary noetherian schemes….Pages 256-297