2 papers
math.QA2025
Extremal monomial property of q-characters and polynomiality of the X-series
Edward Frenkel, David Hernandez
The character of every irreducible finite-dimensional representation of a simple Lie algebra has the highest weight property. The invariance of the character under the action of th…
math.QA2024
Extended Baxter relations and QQ-systems for quantum affine algebras
Edward Frenkel, David Hernandez
Generalized Baxter's TQ-relations and the QQ-system are systems of algebraic relations in the category O of representations of the Borel subalgebra of the quantum affine algebra U_…