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math-ph2024
Reflection operator and hypergeometry II: spin chain
P. Antonenko, N. Belousov, S. Derkachov +1
We consider noncompact open spin chain and construct eigenfunctions of -element of monodromy matrix for the simplest case of the chain with one site. The ref…
math-ph2021
The Gelfand-Tsetlin basis for infinite-dimensional representations of
P. V. Antonenko
We consider the problem of determination of the Gelfand-Tsetlin basis for unitary principal series representations of the Lie algebra . The Gelfand-Tsetlin basis…