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Counting Bethe States in Twisted Spin Chains

Mathematical Physics 2025-04-30 v2 Statistical Mechanics High Energy Physics - Theory math.MP Representation Theory Exactly Solvable and Integrable Systems

Abstract

We present a counting formula that relates the number of physical Bethe states of integrable models with a twisted boundary condition to the number of states in the untwisted or partially twisted limit.

Keywords

Cite

@article{arxiv.2409.20338,
  title  = {Counting Bethe States in Twisted Spin Chains},
  author = {Hongfei Shu and Peng Zhao and Rui-Dong Zhu and Hao Zou},
  journal= {arXiv preprint arXiv:2409.20338},
  year   = {2025}
}

Comments

30+4 pages; updated to the published version

R2 v1 2026-06-28T19:02:23.576Z