PIRSA:20060026

Yangians and cohomological Hall algebras of Higgs sheaves on curves

APA

Schiffmann, O. (2020). Yangians and cohomological Hall algebras of Higgs sheaves on curves. Perimeter Institute. https://pirsa.org/20060026

MLA

Schiffmann, Olivier. Yangians and cohomological Hall algebras of Higgs sheaves on curves. Perimeter Institute, Jun. 22, 2020, https://pirsa.org/20060026

BibTex

          @misc{ pirsa_20060026,
            doi = {10.48660/20060026},
            url = {https://pirsa.org/20060026},
            author = {Schiffmann, Olivier},
            keywords = {Mathematical physics},
            language = {en},
            title = {Yangians and cohomological Hall algebras of Higgs sheaves on curves},
            publisher = {Perimeter Institute},
            year = {2020},
            month = {jun},
            note = {PIRSA:20060026 see, \url{https://pirsa.org}}
          }
          

Olivier Schiffmann Université Paris - Sud 11

Abstract

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.