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      A Lagrangian sphere which is not a vanishing cycle

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          Abstract

          We give examples of Calabi-Yau threefolds containing Lagrangian spheres which are not vanishing cycles of nodal degenerations, answering a question of Donaldson in the negative.

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          Symplectic Conifold Transitions

          I. Smith, S.-T. Yau, R.P. Thomas (2002)
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            The canonical pencils on Horikawa surfaces

            Denis Auroux (2006)
            Article 0 comments Cited 1 times – based on 0 reviews     Review now
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              Publication date Created: 02 December 2018
              Article
              ArXiV ID: 1812.00489
              SO-VID: 5b47bccf-3b46-43cf-9a0a-5c6a74bfc748
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              http://arxiv.org/licenses/nonexclusive-distrib/1.0/

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              Comments 7 pages
              Categories math.SG math.AG

              ScienceOpen disciplines: Geometry & Topology
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              ScienceOpen disciplines: Geometry & Topology

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