Some homogeneous coordinate rings that are Koszul algebras

dc.creatorBögvad, Rikard
dc.date1995-01-20
dc.date1995-09-25
dc.date.accessioned2026-07-07T08:57:55Z
dc.date.available2026-07-07T08:57:55Z
dc.descriptionUsing reduction to positive characteristic and the method of Frobenius splitting of diagonals, due to Mehta and Ramanathan, it is shown that homogeneous coordinate rings for either proper and smooth toric varieties or Schubert varieties are Koszul algebras.
dc.descriptionRevised version. Due to the mistake in alg-geom/9501012 the argument only works for homogeneous coordinate rings of Schubert varieties. This has also been proved by other authors and we have added references to them
dc.identifierhttps://arxiv.org/abs/alg-geom/9501011
dc.identifierhttp://arxiv.org/abs/alg-geom/9501011
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/147123
dc.subjectAlgebraic Geometry
dc.titleSome homogeneous coordinate rings that are Koszul algebras
dc.typetext

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