We prove a case of the conjecture of Douglas, Reinbacher and Yau about the existence of stable vector bundles with prescribed Chern classes on a Calabi-Yau threefold. For this purpose we prove the existence of certain stable vector bundle extensions over elliptically fibered Calabi-Yau threefolds. (C) 2013 Elsevier B.V. All rights reserved.
机构:
Univ Versailles St Quentin En Yvelines, Lab Math Versailles, 45 Ave Etats Unis, F-78035 Versailles, FranceUniv Versailles St Quentin En Yvelines, Lab Math Versailles, 45 Ave Etats Unis, F-78035 Versailles, France