187 citations · 1.3k across the 88 of their papers we have counts for
Showing math.RTShow all
2 papers · 1 filter
math.RT2021
Demazure formula for Weyl polytope sums
Jørgen Rasmussen, Mark A. Walton
The weights of finite-dimensional representations of simple Lie algebras are naturally associated with Weyl polytopes. Representation characters decompose into multiplicity-free su…
math.RT2018★ 4 cited
Layer structure of irreducible Lie algebra modules
Jorgen Rasmussen
Let be a finite-dimensional simple complex Lie algebra. A layer sum is introduced as the sum of formal exponentials of the distinct weights appearing in an irreducib…