Please use this identifier to cite or link to this item: http://hdl.handle.net/2445/197441
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dc.contributor.authorNaranjo del Val, Juan Carlos-
dc.contributor.authorPirola, G.P.-
dc.date.accessioned2023-05-02T07:17:29Z-
dc.date.available2023-05-02T07:17:29Z-
dc.date.issued2007-
dc.identifier.issn0002-9327-
dc.identifier.urihttp://hdl.handle.net/2445/197441-
dc.description.abstractWe give a bound for the number of rational maps between algebraic varieties of general type under mild hypothesis on the canonical map. We use an idea inspired by Tanabe's work. Instead of attaching a morphism of Hodge structures to a rational map we simply associate to it a piece of the integral Hodge lattice. This procedure does not give an injective map, but by means of a geometric argument, we can estimate the number of maps with the same image.-
dc.format.extent21 p.-
dc.format.mimetypeapplication/pdf-
dc.language.isoeng-
dc.publisherJohns Hopkins University Press-
dc.relation.isformatofReproducció del document publicat a: https://doi.org/10.1353/ajm.2007.0040-
dc.relation.ispartofAmerican Journal of Mathematics, 2007, vol. 129, num. 6, p. 1689-1709-
dc.relation.urihttps://doi.org/10.1353/ajm.2007.0040-
dc.rights(c) Johns Hopkins University Press, 2007-
dc.sourceArticles publicats en revistes (Matemàtiques i Informàtica)-
dc.subject.classificationGeometria biracional-
dc.subject.classificationTeoria de Hodge-
dc.subject.classificationSuperfícies algebraiques-
dc.subject.otherBirational geometry-
dc.subject.otherHodge theory-
dc.subject.otherAlgebraic surfaces-
dc.titleBounds of the number of rational maps between varieties of general type-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.identifier.idgrec554612-
dc.date.updated2023-05-02T07:17:29Z-
dc.rights.accessRightsinfo:eu-repo/semantics/openAccess-
Appears in Collections:Articles publicats en revistes (Matemàtiques i Informàtica)

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