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- Istituto Nazionale di Fisica Nucleare, Sezione di TorinoIT64 papers
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Showing 2013 · math.AGShow all
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math.AG2013
Horrocks Correspondence on a Quadric Surface
F. Malaspina, A. P. Rao
We extend the Horrocks correspondence between vector bundles and cohomology modules on the projective plane to the product of two projective lines. We introduce a set of invariants…
math.AG2013
Reflexive and spanned sheaves on
Edoardo Ballico, Sukmoon Huh, Francesco Malaspina
We investigate the reflexive sheaves on $\PP^3$ spanned in codimension 2 with very low first Chern class . We also give the sufficient and necessary conditions on numeric data…