131387 20240208155436.0 doi 10.1007/s13163-010-0052-5 sideral 102662 ART-2011-102662 eng Marco Buzunariz, Miguel Angel (orcid)0000-0002-6750-8971 Isotropic subspaces of Orlik-Solomon algebras 2011 We give a combinatorial characterization of isotropic subspaces in the Orlik-Solomon algebra of a hyperplane arrangement in terms of decorations of its intersection lattice. We then use this characterization to prove a result that relates these isotropic subspaces with linear systems supported on the arrangement, for arrangements with isolated non-normal crossings of a particular form. Access copy available to the general public Unrestricted info:eu-repo/semantics/openAccess All rights reserved http://www.europeana.eu/rights/rr-f/ 0.667 2011 MATHEMATICS 110 / 289 = 0.381 2011 Q2 T2 MATHEMATICS, APPLIED 135 / 245 = 0.551 2011 Q3 T2 info:eu-repo/semantics/article info:eu-repo/semantics/acceptedVersion 24, 2 (2011), 527-538 Rev. mat. complut. Revista Matematica Complutense 1139-1138 186422 http://zaguan.unizar.es/record/131387/files/texto_completo.pdf Postprint 1722240 http://zaguan.unizar.es/record/131387/files/texto_completo.jpg?subformat=icon icon Postprint oai:zaguan.unizar.es:131387 articulos driver 2024-02-08-14:37:51 ARTICLE