## Columbia Algebraic Geometry Seminar## Spring 2022 |
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The Columbia Algebraic Geometry Seminar takes place on Fridays at 3:30 pm in 417 Mathematics Hall on the Columbia campus. Some talks will be streamed on Zoom (password is the number of lines on a cubic surface).

The seminar is organized by Giulia Saccà, Will Sawin, and Akash Sengupta.

Click on the title of a talk for the abstract (if available).

January 28 | Roberto Svaldi | Zoom | EPFL | Boundedness of elliptic Calabi–Yau varieties |

February 4 | Angela Ortega | Zoom | Humboldt-Universität Berlin | Generically finite Prym maps |

February 11 | Ana-Maria Castravet | Zoom | Laboratoire de Mathématiques de Versailles | Blown up toric surfaces with non-polyhedral effective cone |

February 18 Special time: 1:00 pm |
Cinzia Casagrande | Zoom | Università de Torino | Fano manifolds with Lefschetz defect 3 |

February 25 | Andres Fernandez Herrero | In person | Cornell | Intrinsic construction of moduli spaces via affine Grassmannians |

March 4 | No seminar | Cancelled | ||

March 11 | Mirko Mauri | In person | University of Michigan | Hodge-to-singular correspondence |

March 18 | No seminar | Spring Break | ||

March 25 | Yajnaseni Dutta | In person | University of Bonn | Maximal variation of families of curves |

April 1 | Marco Castronovo | In person | Columbia University | Symplectic cohomology and toric singularities |

April 8 | Olivier Martin | In person | Stony Brook | Measures of association for algebraic varieties |

April 15 | Jennifer Li | In person | Princeton University | A cone conjecture for log Calabi-Yau surfaces |

April 22 | Sarah Frei | Zoom | Rice University | Reduction of Brauer classes on K3 surfaces |

April 29 | Brian Lehmann | In person | Boston College | Non-free curves on Fano varieties |

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, S '15, F '15, S '16, F '16, S '17, F '17, S '18, F '18, S '19, F '19, S '20, F '20, S '21

This page is maintained by Will Sawin.