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math.AG2007
-blocks collections on Fano manifolds and sheaves with regularity
E. Ballico, F. Malaspina
Let be a smooth Fano manifold equipped with a `` nice '' -blocks collection in the sense of \cite{cm2} and a coherent sheaf on . Assume that is Fano an…
math.AG2007
Vector bundles on Hirzebruch surfaces whose twists by a non-ample line bundle have natural cohomology
E. Ballico, F. Malaspina
Here we study vector bundles on the Hirzebruch surface such that their twists by a spanned, but not ample, line bundle have natural cohomol…