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Let X be a reduced irreducible curve with at most nodes as singularities with normalization π: $$ \tilde X $$ → X. We study the description of torsion free sheaves on X in terms of vector bundles with an additional structure on $$ \tilde X $$ which was introduced by Seshadri.
Bulletin of the Brazilian Mathematical Society, New Series – Springer Journals
Published: Sep 1, 2010
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