Vortex equation and gauged sigma model

Vortex equation and gauged sigma model

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Guangbo Xu (Simons Center)
IAS - Simonyi Hall Seminar Room SH-101

In this survey talk, I will review the known constructions of mathematical theories of gauged sigma model and its relations with Gromov--Witten theory and FJRW theory. I will emphasize the analytic side, but will also mention related algebraic geometric constructions.