Root patterns and energy spectra of quantum integrable systems without $U(1)$ symmetry: antiperiodic $XXZ$ spin chain

DOI10.1007/JHEP11(2021)044zbMath1521.82003arXiv2108.08060MaRDI QIDQ6375499

Xiong Le, Junpeng Cao, Yupeng Wang, Yi Qiao, Wen-Li Yang, Kang-jie Shi

Publication date: 18 August 2021

Mathematics Subject Classification ID

Exactly solvable models; Bethe ansatz (82B23) Lattice systems (Ising, dimer, Potts, etc.) and systems on graphs arising in equilibrium statistical mechanics (82B20) Integrable difference and lattice equations; integrability tests (39A36)

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