Globally generated vector bundles of rank 2 on a smooth quadric threefold

• Autores: Edoardo Ballico, Sukmoon Huh, Francesco Malaspina
• Localización: Journal of pure and applied algebra, ISSN 0022-4049, Vol. 218, Nº 2, 2014, págs. 197-207
• Idioma: inglés
• Enlaces
  • Texto completo
• Resumen

  • Weinvestigate the existence of globally generated vector bundles of rank 2 with c1 . 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 c1 = 3 is an odd instanton up to twist.