## Columbia Algebraic Geometry Seminar## Spring 2015 |
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The Columbia Algebraic Geometry Seminar takes place on Fridays at 3:30 pm in 203 Mathematics Hall on the Columbia campus. All are welcome. Tea is served at 3 pm in 508 Mathematics Hall.

January 23 | Nick Proudfoot | Oregon | The Kazhdan-Lusztig polynomial of a matroid |

January 30 | No seminar | School on Gromov-Witten theory at Stony Brook | |

February 6 | Rob Lazarsfeld | Stony Brook | Syzygies, gonality and symmetric products of curves |

February 13 | Steve Bradlow | Urbana | Higgs bundles, spectral curves, and low-dimensional Lie group isomorphisms |

Thurs., Feb. 19 | Kolchin Memorial Lecture by Christopher Hacon at 3 pm in 417 Mathematics | ||

February 20 | Moritz Kerz | Regensburg/IAS | Transfinite limits in topos theory |

February 27 | Dave Anderson | Ohio State | Divisors on Bott-Samelson varieties |

March 6 | Special seminar, joint with the Institute for Advanced Study, in 203 Mathematics | ||

2:00 pm | Christian Schnell | Stony Brook | D-modules on abelian varieties |

3:30 pm | Emanuele Macrì | Northeastern | Bridgeland stability on threefolds |

5:00 pm | Lev Borisov | Rutgers | Equality of stringy E-functions of Pfaffian double mirrors and related results |

March 13 | Claire Voisin | Jussieu/IAS | Decomposition of the diagonal and the stable rationality problem |

March 20 | No seminar | Spring break | Also the first day of AGNES at Boston College |

Thurs., Mar. 26 | First Ritt Lecture by Manjul Bhargava at 5:30 pm in Held Lecture Hall, Barnard Hall | ||

March 27 | Second Ritt Lecture by Manjul Bhargava at 3:30 pm in Held Lecture Hall, Barnard Hall | ||

April 3 | V. Srinivas | Tata/IAS | |

April 10 | Lenny Taelman | Amsterdam/IAS | Complex multiplication and K3 surfaces over finite fields |

April 17 | Matthew Morrow | Bonn | |

April 24 | Zhiyuan Li | Stanford | The Noether-Lefschetz conjecture and its generalizations |

May 1 | Michel Van den Bergh | Hasselt |

Schedules from the past: F '97 - F '00, S '01, F '01, S '02, F '02, S '03, F '03, S '04, F '04, S '05, F '05, S '06, F '06, S '07, F '07, S '08, F '08, S '09, F '09, S '10, F '10, S '11, F '11, S '12, F '12, S '13, F '13, S '14, F '14

This page is maintained by Michael Thaddeus. The design is due to Pasha Belorousski.