arXiv:1211.1100 [math.AG]AbstractReferencesReviewsResources
Globally generated vector bundles of rank 2 on a smooth quadric threefold
Edoardo Ballico, Sukmoon Huh, Francesco Malaspina
Published 2012-11-06, updated 2013-06-04Version 2
We investigate the existence of globally generated vector bundles of rank 2 with $c_1\leq 3$ on a smooth quadric threefold and determine their Chern classes. As an automatic consequence, every rank 2 globally generated vector bundle on $Q$ with $c_1=3$ is an odd instanton up to twist.
Comments: 18 pages; section7 is added; Comments welcome
Categories: math.AG
Keywords: globally generated vector bundle, smooth quadric threefold, automatic consequence, odd instanton, chern classes
Tags: journal article
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