"Combinatorial Hopf algebras and K-homology of Grassmanians"

Pavlo Pylyavskyy
University of Michigan and MSRI

Monday, February 25, 2008
4:00 pm, 112 Patterson Office Tower

Abstract:

I will describe K-theoretic analogs of symmetric functions, quasisymmetric functions, non-commutative symmetric functions and Malvenuto-Reutenauer Hopf algebra of permutations.