On generalized Q-systems

Zoltán Bajnok

doi:10.1007/JHEP03(2020)177

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On generalized Q-systems

2020-03-30

Zoltán Bajnok *

Etienne Granet

Jesper Lykke Jacobsen

Rafael I. Nepomechie

DOI：10.1007/JHEP03(2020)177

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Abstract

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We formulate Q-systems for the closed XXZ, open XXX and open quantum-group-invariant XXZ quantum spin chains. Polynomial solutions of these Q-systems can be found efficiently, which in turn lead directly to the admissible solutions of the corresponding Bethe ansatz equations.

Keywords:

Bethe Ansatz

Lattice Integrable Models

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