Northwestern University Mathematical Calendar
Geometry/Physics Seminar
Year 2012


Thursday, January 19, 2012

Geometry/Physics Seminar       Lunt 102, 1:00pm
Ted Stadnik,   Northwestern
Title: Tilting sheaves in characteristic zero via positive characteristic geometry
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:00pm
Ted Stadnik,   Northwestern
Title: Azumaya algebras on symplectic quotients
Abstract and details available


Thursday, January 26, 2012

Geometry/Physics Seminar       Lunt 102, 1:00pm
Sergey Shadrin,   University of Amsterdam
Title: Introduction to the Givental theory (pre-talk)
Abstract and details available
Geometry/Physics Seminar       Lunt 105, 3:00pm
Xinwen Zhu,   Harvard University
Title: Adelic unformization of moduli of G-bundles
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:10pm
Sergey Shadrin,   University of Amsterdam
Title: Applications of the Givental theory
Abstract and details available


Thursday, February 9, 2012

Geometry/Physics Seminar       Lunt 102, 1:00pm
Mike Skirvin,   Northwestern
Title: Geometry of algebraic curves
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:00pm
Mike Skirvin,   Northwestern
Title: Global Springer theory for SL_2
Abstract and details available


Thursday, February 16, 2012

Geometry/Physics Seminar       Lunt 107, 4:00pm
Kevin Costello,   Northwestern
Title: Mathematical aspects of supersymmetric gauge theories
Abstract and details available


Tuesday, February 28, 2012

Geometry/Physics Seminar       Lunt 102, 1:00pm
Ian Le,   Northwestern
Title: Higher Laminations and Affine Buildings
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:00pm
Ian Le,   Northwestern
Title: Higher Laminations and Affine Buildings
Abstract and details available


Thursday, March 1, 2012

Geometry/Physics Seminar       Lunt 102, 1:00pm
Alex Eskin,   UChicago
Title: Rational billiards and the SL(2,R) action on modui space.
Contact info here
Geometry/Physics Seminar       Lunt 107, 4:00pm
Alex Eskin,   UChicago
Title: Rational billiards and the SL(2,R) action on modui space.
Abstract and details available


Thursday, March 8, 2012

Geometry/Physics Seminar       Lunt 102, 1:00pm
Helge Ruddat,   Mainz
Title: TBA
Contact info here
Geometry/Physics Seminar       Lunt 107, 4:00pm
Helge Ruddat,   Mainz
Title: Towards mirror symmetry for varieties of general type
Abstract and details available


Thursday, March 15, 2012

Geometry/Physics Seminar       Lunt 107, 1:00pm
Alexei Oblomkov,   UMass Amherst
Title: Pre-talk
Contact info here
Geometry/Physics Seminar       Lunt 107, 3:30pm
Alexei Oblomkov,   UMass Amherst
Title: Khovanov-Rozansky invariants of knots, plane curve singularities and Cherednik algebras
Abstract and details available


Thursday, March 29, 2012

Geometry/Physics Seminar       Lunt 105, 1:00pm
Alberto Cattaneo,   University of Zurich
Title: Classical and quantum Lagrangian field theories with boundaries I
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:00pm
Alberto Cattaneo,   University of Zurich
Title: Classical and quantum Lagrangian field theories with boundaries II
Abstract and details available


Thursday, April 12, 2012

Geometry/Physics Seminar       Lunt 102, 1:00pm
Pavel Mnëv,  
Title: Classical and quantum Lagrangian field theories with boundaries III
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:00pm
Pavel Mnëv,  
Title: Classical and quantum Lagrangian field theories with boundaries IV
Abstract and details available


Thursday, April 19, 2012

Geometry/Physics Seminar       Lunt 107, 4:00pm
Dan Abramovich,   Brown University
Title: Logarithmic Gromov-Witten invariants
Abstract and details available


Friday, April 20, 2012

Geometry/Physics Seminar       Lunt 104, 4:00pm
Dan Abramovich,   Brown
Title: Logarithmic Gromov-Witten invariants
Abstract and details available


Tuesday, April 24, 2012

Geometry/Physics Seminar       Lunt 102, 1:00pm
Arun Ram,   Melbourne
Title: TBA
Contact info here
Geometry/Physics Seminar       Lunt 107, 4:00pm
Arun Ram,   Melbourne
Title: Generalized equivariant cohomology of flag varieties
Abstract and details available


Thursday, April 26, 2012

Geometry/Physics Seminar       Lunt 102, 1:00pm
Alastair Hamilton,   Texas Tech
Title: Moduli spaces, noncommutative geometry and characteristic classes.
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:00pm
Alastair Hamilton,   Texas Tech
Title: Compactifications of the moduli space of Riemann surfaces and a noncommutative BV-formalism
Abstract and details available


Thursday, May 3, 2012

Geometry/Physics Seminar       Lunt 102, 1:00pm
Gabriel Kerr,   Miami
Title: Subdivisions of polytopes
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:00pm
Gabriel Kerr,   Miami
Title: Symplectomorphism group relations and mirrors of birational maps
Abstract and details available


Tuesday, May 8, 2012

Geometry/Physics Seminar       Lunt 107, 4:00pm
Dennis Gaitsgory,   Harvard
Title: Outline of the proof of Geometric Langlands for GL(2)
Contact info here


Thursday, May 10, 2012

Geometry/Physics Seminar       Lunt 107, 4:00pm
Sam Gunningham,   NU
Title: Spin Hurwitz Numbers and TQFT
Abstract and details available


Thursday, May 31, 2012

Geometry/Physics Seminar       Lunt 107, 4:00pm
Kai Behrend,   University of British Columbia
Title: Differential graded schemes via curved differential graded Lie algebras
Abstract and details available


Tuesday, October 9, 2012

Geometry/Physics Seminar       Lunt 101, 1:00pm
Tristan Collins,   Columbia University
Title: The singularities of the Yang-Mills flow
Special Note: Note the unusual time for the actual talk.
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:00pm
Tristan Collins,   Columbia University
Title: Introduction to Yang-Mills and the Donaldson-Uhlenbeck-Yau theorem
Special Note: Note the unusual time for the pre-talk.
Abstract and details available


Tuesday, October 16, 2012

Geometry/Physics Seminar       Lunt 101, 1:00pm
Pavel Safronov,   UT Austin
Title: Virasoro constraints in Drinfeld-Sokolov hierarchies
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:00pm
Pavel Safronov,   UT Austin
Title: Virasoro constraints in Drinfeld-Sokolov hierarchies
Abstract and details available


Tuesday, October 23, 2012

Geometry/Physics Seminar       Lunt 101, 1:00pm
Eric Zaslow,   Northwestern University
Title: Gentle introductions to toric geometry and Morse theory
Contact info here
Geometry/Physics Seminar       Lunt 107, 4:00pm
Eric Zaslow,   Northwestern University
Title: Topology of Affine Hypersurfaces
Abstract and details available


Tuesday, October 30, 2012

Geometry/Physics Seminar       Lunt 101, 1:15pm
Emily Peters,   Northwestern University
Title: Examples of factors and a subfactor or two
Special Note: Note the unusual starting time for the pretalk.
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:00pm
Emily Peters,   Northwestern University
Title: The classification of small subfactors
Abstract and details available


Tuesday, November 13, 2012

Geometry/Physics Seminar       Lunt 103, 4:00pm
Joey Hirsh,  
Title: Deformations with noncommutative parameters
Abstract and details available


Friday, November 16, 2012

Geometry/Physics Seminar       Lunt 101, 2:00pm
Scott Morrison,   Australian National University
Title: Khovanov homology for links
Special Note: Note the unusual date for the pre-talk.
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 3:00pm
Scott Morrison,   Australian National University
Title: Khovanov homology for 4-manifolds
Special Note: Note the unusual date for the actual talk.
Abstract and details available


Tuesday, November 27, 2012

Geometry/Physics Seminar       Lunt 101, 1:00pm
Vladimir Kotov,   Northwestern University
Title: A two-dimensional analog of the Atiyah-Bott theorem
Contact info here
Geometry/Physics Seminar       Lunt 107, 4:00pm
Vladimir Kotov,   Northwestern University
Title: A two-dimensional analog of the Atiyah-Bott theorem
Abstract and details available


Tuesday, December 4, 2012

Geometry/Physics Seminar       Lunt 101, 1:00pm
Yu-Shen Lin,   Harvard University
Title: Ooguri-Vafa Metric, Holomorphic Discs and SYZ Conjecture
Abstract and details available
Geometry/Physics Seminar       Lunt 107, 4:00pm
Yu-Shen Lin,   Harvard University
Title: Open Gromov-Witten Invariants on K3 Surfaces and Wall-Crossing
Abstract and details available


Tuesday, December 11, 2012

Geometry/Physics Seminar       Lunt 104, 11:00am
Paul Bressler,   Universidad de Los Andes, Bogota
Title: Deformation quantization algebroids
Abstract and details available
Geometry/Physics Seminar       Lunt 104, 2:00pm
Paul Bressler,   Universidad de Los Andes, Bogota
Title: Quasi-classical limits of deformation quantization algebroids
Abstract and details available



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