We classify a special type of arithmetically Cohen–Macaulay sheaves of rank two on reducible and reduced quadric hypersurfaces. As a consequence we show that a reducible and reduced quadric surface is of wild type.

aCM sheaves of pure rank two on reducible hyperquadrics / E., Ballico; S., Huh; PONS LLOPIS, JUAN FRANCISCO. - In: JOURNAL OF ALGEBRA. - ISSN 0021-8693. - 489:(2017), pp. 73-90. [10.1016/j.jalgebra.2017.06.025]

aCM sheaves of pure rank two on reducible hyperquadrics

Juan Francisco Pons Llopis
2017

Abstract

We classify a special type of arithmetically Cohen–Macaulay sheaves of rank two on reducible and reduced quadric hypersurfaces. As a consequence we show that a reducible and reduced quadric surface is of wild type.
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11583/2831658