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Yangians and cohomological Hall algebras of Higgs sheaves on curves

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Olivier Schiffmann
CNRS, Université de Paris-Sud Orsay
Mon, 22/06/2020 - 18:00 - 18:55

We will review a set of conjectures related to the structure of cohomological Hall algebras (COHA) of categories of Higgs sheaves on curves. We then focus on the case of $P^1$, and relate its COHA to the affine Yangian of $sl_2$.

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