Dynamical elliptic Bethe algebra, KZB eigenfunctions, and theta-polynomials

Daniel Thompson, Alexander Varchenko

Let $({\otimes }_{j=1}^n{V}_j)[0]$ be the zero weight subspace of a tensor product of finite-dimensional irreducible ${\mathfrak{sl}}_2$-modules. The dynamical elliptic Bethe algebra is a com…