Algebra Seminar

Year 1998-1999

**Thursday, September 24, 1998**

**Algebra Seminar**Lunt 102, 4:10pm

- Professor Ionut Ciocan,

**Title:***Toric degeneration of flag varieties, I*

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**Thursday, October 1, 1998**

**Algebra Seminar**Lunt 102, 4:10pm

- Professor Ionut Ciocan,

**Title:***Toric degeneration of flag varieties, II*

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**Algebra Seminar**Lunt 104, 4:10pm

- Professor Ezra Getzler,

**Title:***Chiral de Rham complex (d'apres Malikov, Schechtman and Vaintrob)*

**Special Note:***I will give an introduction to the preprint math.AG/9803041*

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**Tuesday, October 20, 1998**

**Algebra Seminar**Lunt 104, 4:30pm

- Professor Misha Kapranov, Northwestern University

**Title:***Double affine Hecke algebras and 2-dimensional local fields*

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**Tuesday, October 27, 1998**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Ezra Getzler,

**Title:***Chiral de Rham complex (d'apres Malikov, Schechtman, Vaintrob)*

**Special Note:***I will give an introduction to the preprint math.AG/9803041*

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**Tuesday, November 3, 1998**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor J.-B. Bost, CNRS and Institute for Advanced Study

**Title:***Optimal estimates in Arakelov geometry*

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**Tuesday, November 10, 1998**

**Algebra Seminar**Lunt 104, 5:00pm

- Seva Joukhovitsky, Northwestern University

**Title:***Characters and representations according to Frobenius, Wiles and Taylor*

**Special Note:***Note the unusual time: 5PM*

Abstract and details available

**Tuesday, November 17, 1998**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Patrick Brosnan, Northwestern

**Title:***Steenrod operations in algebraic geometry*

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**Tuesday, November 24, 1998**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Sam Evens, University of Arizona

**Title:***Poisson geometry and a theorem of Kostant*

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**Tuesday, January 19, 1999**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Philip Foth, Northwestern

**Title:***Deformation theory of local systems*

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**Tuesday, January 26, 1999**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Ezra Getzler, Northwestern

**Title:***Gerbes and mirror symmetry (report on a talk of Hitchin)*

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**Tuesday, February 2, 1999**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Lev Borisov, Columbia University

**Title:***Vertex Algebras and Mirror Symmetry*

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**Thursday, February 4, 1999**

**Algebra Seminar**Lunt 104, 2:00pm

- Gary Gutman, Northwestern University

**Title:***Elliptic Curves II*

**Special Note:***Graduate Student Seminar*

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**Tuesday, February 9, 1999**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Hiraku Nakajima (Kyoto U. and IAS, Princeton),

**Title:***Moduli spaces of sheaves on surfaces and affine Lie algebras*

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**Thursday, February 11, 1999**

**Algebra Seminar**Lunt 104, 2:00pm

- Julia Hartman , Northwestern University (Universitaet Goettingen)

**Title:***Modular invariant theory / Dickson invariants*

**Special Note:***Graduate Student Seminar*

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**Thursday, February 18, 1999**

**Algebra Seminar**Lunt 104, 2:00pm

- Seva Joukhovitski, Northwestern University

**Title:***Quadratic Forms I*

**Special Note:***Graduate Student Seminar*

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**Tuesday, February 23, 1999**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Kevin Knudson, Northwestern University

**Title:***Relative Malcev Completions*

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**Thursday, February 25, 1999**

**Algebra Seminar**Lunt 104, 2:00pm

- Patrick Brosnan, Northwestern University

**Title:***Quadratic Forms II*

**Special Note:***Graduate Student Seminar*

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**Thursday, March 4, 1999**

**Algebra Seminar**Lunt 104, 2:00pm

- Bryan Schulte, Northwestern University

**Title:***TBA*

**Special Note:***Graduate Student Seminar*

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**Tuesday, March 30, 1999**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Yuri Tschinkel, University of Illinois, Chicago

**Title:***Arithmetic of rational varieties*

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**Tuesday, April 6, 1999**

**Algebra Seminar**Lunt 104, 4:10pm

- Richard Thomas, Oxford University

**Title:***Mirror Symmetry and the braid group*

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**Tuesday, April 13, 1999**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Ionut Ciocan-Fontanine, Northwestern

**Title:***The quantum Littlewood-Richardson rule*

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**Algebra Seminar**Lunt 104, 4:10pm

- Professor Boris Dubrovin, SISSA, Trieste

**Title:***Isomonodromy deformations and Gromov - Witten invariants.*

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**Thursday, May 6, 1999**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Greg Anderson, University of Minnesota,

**Title:***Infinite-dimensional linear algebra over an artinian local ring and the Contou-Carrere symbol*

**Special Note:***Note the unusual day.*

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**Tuesday, May 11, 1999**

**Algebra Seminar**Lunt 104, 4:10pm

- Professor Boris Dubrovin, SISSA, Trieste

**Title:***Isomonodromy deformations and Gromov-Witten invariants.*

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