Appendix to "Congruences of small degree in G(1,4)": Pfaffian linkage in codimension three and applications to congruences
| dc.contributor.author | Arrondo Esteban, Enrique | |
| dc.date.accessioned | 2023-06-20T16:50:03Z | |
| dc.date.available | 2023-06-20T16:50:03Z | |
| dc.date.issued | 1998 | |
| dc.description.abstract | We introduce the notion of Pfaffian linkage in codimension three and give sufficient conditions for the linked variety to be smooth. As a result, we are able to construct smooth congruences of lines in P-4 whose existence was an open problem. | |
| dc.description.department | Depto. de Álgebra, Geometría y Topología | |
| dc.description.faculty | Fac. de Ciencias Matemáticas | |
| dc.description.refereed | TRUE | |
| dc.description.sponsorship | DGICYT | |
| dc.description.status | pub | |
| dc.eprint.id | https://eprints.ucm.es/id/eprint/14847 | |
| dc.identifier.doi | 10.1080/00927879808826341 | |
| dc.identifier.issn | 0092-7872 | |
| dc.identifier.officialurl | http://www.tandfonline.com/loi/lagb20 | |
| dc.identifier.uri | https://hdl.handle.net/20.500.14352/57177 | |
| dc.issue.number | 10 | |
| dc.journal.title | Communications in Algebra | |
| dc.language.iso | eng | |
| dc.page.final | 3274 | |
| dc.page.initial | 3267 | |
| dc.publisher | Marcel Dekker | |
| dc.relation.projectID | PB93-0440-C03-01 | |
| dc.rights.accessRights | restricted access | |
| dc.subject.cdu | 512.7 | |
| dc.subject.keyword | Grassmannian | |
| dc.subject.keyword | Pfaffian linkage | |
| dc.subject.keyword | liaison | |
| dc.subject.keyword | codimension-three | |
| dc.subject.ucm | Geometria algebraica | |
| dc.subject.unesco | 1201.01 Geometría Algebraica | |
| dc.title | Appendix to "Congruences of small degree in G(1,4)": Pfaffian linkage in codimension three and applications to congruences | |
| dc.type | journal article | |
| dc.volume.number | 26 | |
| dcterms.references | [I] E.Arrondo, M.Bertolini, C. Turrini. Quadric bundle congruences in C(1,n) Preprint 1997. [2] E.Arrondo, M.Bertolini, C. Turrini. Congruences of small degree in G(1,4) Comm. Algebra, 26( 1998). 3249-3266 [3] E.Arrondo, 1.Sols. On congruences of lines in the projective space, Me'm. Soc. Math. France 50 (1992). [4] K.Okonek. Notes on varieties of codimension 3 in PN, Manuscr. Math. 84 (1994), 421-442. [5] C.Peskine, L.Szpiro. Liaison des varidtCs algdbriques. I Invent. Math. 26(1974) 271-302. [6] P.Schenzel. Notes on liaison and duality J. Math. Kyoto Univ. 22(1982), 485- 498. [7] C.H.Walter. Cohen-Macaulay liaison J.Relne angew. Math. 444(1993), 101-114. [8] C.H.Walter. Pfaffian subschemes Preprint 1995. Received | |
| dspace.entity.type | Publication | |
| relation.isAuthorOfPublication | 5bd88a9c-e3d0-434a-a675-3221b2fde0e4 | |
| relation.isAuthorOfPublication.latestForDiscovery | 5bd88a9c-e3d0-434a-a675-3221b2fde0e4 |
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