XXZ标量积、Miwa变量与离散KP
数学物理
2017-08-23 v2 math.MP
摘要
我们在具有周期边界条件的非均匀有限长XXZ自旋-1/2链的背景下重新审视量子/经典可积模型对应关系，并证明任意态与Bethe本征态的Bethe标量积是离散KP tau函数。离散KP的连续Miwa变量是任意态的快度。
引用
@article{arxiv.1003.2524,
title = {XXZ scalar products, Miwa variables and discrete KP},
author = {O. Foda and G. Schrader},
journal= {arXiv preprint arXiv:1003.2524},
year = {2017}
}
备注
20 pages, LaTeX-2e, using documentclass ws-procs9x6. A slightly improved version. Better exposition. To appear in Festschrift in Honour of Professor Tetsuji Miwa's 60th birthday