The Q-Operator for the Quantum NLS Model
- Авторы: Belousov N.1, Derkachov S.1
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Учреждения:
- St. Petersburg Department of Steklov Institute of Mathematics
- Выпуск: Том 242, № 5 (2019)
- Страницы: 608-627
- Раздел: Article
- URL: https://journals.rcsi.science/1072-3374/article/view/243008
- DOI: https://doi.org/10.1007/s10958-019-04500-w
- ID: 243008
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Аннотация
In this paper, we show that an operator introduced by A. A. Tsvetkov enjoys all the necessary properties of a Q-operator. It is shown that the Q-operator of the XXX spin chain with spin ℓ turns into Tsvetkov’s operator in the continuous limit as ℓ→∞. Bibliography: 18 titles.
Об авторах
N. Belousov
St. Petersburg Department of Steklov Institute of Mathematics
Автор, ответственный за переписку.
Email: belousovnikita.m@gmail.com
Россия, St. Petersburg
S. Derkachov
St. Petersburg Department of Steklov Institute of Mathematics
Email: belousovnikita.m@gmail.com
Россия, St. Petersburg