105 citations · 190 across the 13 of their papers we have counts for
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math.RA2009★ 1 cited
Non-commutative Combinatorial Inverse Systems
J. -C. Aval, N. Bergeron, H. Li
We introduce the notion of a combinatorial inverse system in non-commutative variables. We present two important examples, some conjectures and results. These conjectures and resul…
math.RA2006★ 37 cited
Algebraic Structures on Grothendieck Groups of a Tower of Algebras
Nantel Bergeron, Huilan Li
The Grothendieck group of the tower of symmetric group algebras has a self-dual graded Hopf algebra structure. Inspired by this, we introduce by way of axioms, a general notion of…