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Caltech

Algebraic Geometry Seminar

Monday, April 10, 2017
4:00pm to 5:00pm
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Wall-crossing formula for Gromov-Witten invariants
Chris Woodward, Department of Mathematics, Rutgers University,
I will review results of Thaddeus and Kalkman on variation of git quotient, especially Kalkman's wall-crossing formula for intersection pairings in cohomology under vgit. Then I will discuss joint work with Gonzalez of a quantum version. Recent work with Gonzalez and Solis gives purely algebraic proofs.
For more information, please contact Mathematics Department by phone at 626-395-4335 or by email at [email protected].