## Columbia Algebraic Geometry Seminar## Spring 2001 |
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The Columbia Algebraic Geometry Seminar takes place Fridays at 2:30 pm in 417 Mathematics. All are welcome.

January 19 | Andreas Gathmann | Harvard | Relative Gromov-Witten invariants and the mirror formula |

January 26 | Meeyoung Kim | Stony Brook | Small degree coverings and small codimensional subvarieties |

February 2 | Gregory Smith | Berkeley | Sheaves on toric varieties |

February 9 | Amnon Yekutieli | Ben Gurion | Decomposition of the Hochschild complex of a scheme |

February 16 | Mircea Mustata | Berkeley | Jet schemes of locally complete intersection canonical singularities |

February 23 | Angela Gibney | Michigan | There are no nontrivial fibrations of the moduli space of curves |

March 2 (12 pm) | Sandor Kovacs | Washington | Families of varieties of general type |

March 2 | Rob Lazarsfeld | Michigan | Some algebraic applications of multiplier ideals |

March 2 (4 pm) | Janos Kollar | Princeton | The nonprojective Nash conjecture |

March 23 | Yves Laszlo | Paris 6 | Links between the fundamental group and vector bundles |

March 30 | Young-Hoon Kiem | Stanford | Cohomology pairings on singular quotients in geometric invariant theory |

April 6 (12 pm) | Zoltan Szabo | Princeton | Holomorphic disks and invariants for 3-manifolds and smooth 4-manifolds |

April 6 | Tom Mrowka | MIT | On the borderline -- a slick method of defining Floer homology |

April 6 (4 pm) | Nigel Hitchin | Oxford | Invariant functionals on differential forms |

April 13 | Lev Borisov | Columbia | String cohomology vector spaces of Calabi-Yau hypersurfaces |

April 20 | Richard Thomas | Imperial | Mirror symmetry and special Lagrangians |

April 27 | Ralph Kaufmann | USC | Orbifold Frobenius algebras, cobordisms and monodromies |

May 4 | Sheldon Katz | Oklahoma State | Enumerative geometry of stable maps with Lagrangian boundary conditions |

This page is maintained by Michael Thaddeus.

Last updated January 29.