*Date* |
*Speaker* | *Seminar* | *Title* |

Wednesday, September 12, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**Anna Weigandt**
*University of Michigan* |
Algebraic Geometry |
Alternating Sign Matrix Varieties |

Wednesday, September 19, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**Tim Ryan**
*Stony Brook* |
Algebraic Geometry |
The birational geometry of (nested) Hilbert schemes of points on surfaces |

Wednesday, September 26, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**John Zhang**
*UCLA* |
Algebraic Geometry |
Affine and Projective objects over a Derivator |

Wednesday, October 03, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**Shigeru Mukai**
*Kyoto* |
Algebraic Geometry |
Abelian surfaces of degree 10 and Fano 3-folds of degree 22 |

Wednesday, October 10, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**Bill Fulton**
*U Michigan* |
Algebraic Geometry |
Determinants and Pfaffians |

Wednesday, October 17, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**Martin Olsson**
*UC Berekeley* |
Algebraic Geometry |
Categories of coherent sheaves and Torelli-type theorems. |

Wednesday, October 24, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**Bill Fulton**
*University of MIchigan* |
Algebraic Geometry |
Determinants and Pfaffians II |

Wednesday, October 31, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**Joaquin Moraga**
*University of Utah* |
Algebraic Geometry |
Minimal log discrepancies and Kollar components |

Wednesday, November 07, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**Paolo Aluffi**
*Florida State* |
Algebraic Geometry |
Newton-Okounkov bodies and Segre classes |

Wednesday, November 14, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**Karl Schwede**
*University of Utah* |
Algebraic Geometry |
Singularities in mixed characteristic via perfectoid big Cohen-Macaulay algebras |

Wednesday, November 28, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**Andrei Negut**
*MIT* |
Algebraic Geometry |
Algebraic cycles on Hilb(K3) and the Virasoro algebra |

Wednesday, December 05, 2018 Start: 4:00 PM
Location: 4096 East Hall |
**Takumi Murayama**
*University of MIchigan* |
Algebraic Geometry |
Fujita's conjecture and Seshadri constants |

Wednesday, January 16, 2019 Start: 4:00 PM
Location: 4096 East Hall |
**Ziquan Zhuang**
*Princeton* |
Algebraic Geometry |
Birational superrigidity and K-stability |

Thursday, January 24, 2019 Start: 3:00 PM
Location: 3088 East Hall * |
**Alex Kuronya**
* Goethe-UniversitÃ¤t Frankfurt* |
Algebraic Geometry |
Syzygies of homogeneous coordinate rings of abelian varieties (Joint w/ Commutative Algebra *NOTE UNUSUAL TIME/PLACE) |

Wednesday, January 30, 2019 Start: 4:00 PM
Location: 4096 East Hall |
**Eva Elduque**
*University of Wisconsin* |
Algebraic Geometry |
CANCELLED! On the signed Euler characteristic property for subvarieties of abelian varieties. |

Wednesday, February 06, 2019 Start: 4:00 PM
Location: 4096 East Hall |
**Yongbin Ruan**
*U Michigan* |
Algebraic Geometry |
Verlinde/Grassmanian Correspondence and quantum K-theory |

Wednesday, February 13, 2019 Start: 4:00 PM
Location: 4096 East Hall |
**Jakub Witaszek**
*Institute for Advanced Study * |
Algebraic Geometry |
Frobenius liftability of projective varieties |

Wednesday, February 20, 2019 Start: 5:00 PM
Location: 4096 East Hall * |
**Vladimir Berkovich**
*Weizmann Institute* |
Algebraic Geometry |
Hodge theory for non-Archimedean analytic spaces ***Note unusual time*** |

Wednesday, February 27, 2019 Start: 4:00 PM
Location: 4096 East Hall |
**Olivia Dumitrescu**
*Central Michigan University* |
Algebraic Geometry |
Standard -1 divisors |

Wednesday, March 13, 2019 Start: 4:00 PM
Location: 4096 East Hall |
**Felix Janda**
*University of MIchigan* |
Algebraic Geometry |
On Gromov-Witten invariants of quintic threefolds |

Wednesday, March 20, 2019 Start: 4:00 PM
Location: 4096 East Hall |
**Angela Gibney**
*Rutgers* |
Algebraic Geometry |
Classes on the moduli space of curves from affine Lie algebras, Gromov Witten theory, and vertex algebras: Identities and generalizations |

Wednesday, March 27, 2019 Start: 4:00 PM
Location: 4096 East Hall |
**Jose Gonzalez**
*UC Riverside* |
Algebraic Geometry |
Examples of finitely and non-finitely generated Cox rings |

Wednesday, April 03, 2019 Start: 4:00 PM
Location: 4096 East Hall |
**Eva Elduque**
*University of Wisconsin* |
Algebraic Geometry |
On the signed Euler characteristic property for subvarieties of abelian varieties |

Wednesday, April 10, 2019 Start: 4:00 PM
Location: 4096 East Hall |
** Chiu-Chu Melissa Liu**
*Columbia* |
Algebraic Geometry |
Cosection localized virtual cycles in enumerative geometry |

Wednesday, April 17, 2019 Start: 4:00 PM
Location: 4096 East Hall |
**Bernd Siebert **
*UT-Austin* |
Algebraic Geometry |
Toric degenerations and mirror symmetry I-IV |