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Algebraic Combinatorics Seminar - Matt Szczesny
2020-03-05 14:30 (America/Toronto) | MC - Mathematics & Computer Building 200 University Avenue West 5417 Waterloo ON N2L 3G1 Canada
TITLE: Combinatorial Hall algebras

Speaker:
Matt Szczesny

Affiliation:
Boston University

Room:
MC 5417

ABSTRACT:

The Hall algebra of a finitary category is an associative (and
sometimes Hopf) algebra whose structure constants count the number of
extensions between objects.
