移位杨代数与量子开 Toda 格点的余乘法
表示论
2017-06-30 v4 代数几何
量子代数
摘要
我们借助 sl_2 的移位杨代数中的余乘法,研究了 A 型量子开 Toda 格点中的余乘法。在经典层面上,这对应于欧氏 SU(2) 单极子的散射矩阵乘法。我们还研究了任意单链李代数的移位杨代数的余乘法。
引用
@article{arxiv.1608.03331,
title = {Comultiplication for shifted Yangians and quantum open Toda lattice},
author = {Michael Finkelberg and Joel Kamnitzer and Khoa Pham and Leonid Rybnikov and Alex Weekes},
journal= {arXiv preprint arXiv:1608.03331},
year = {2017}
}
备注
To David Kazhdan on his 70th birthday, with admiration. Final version to appear in Advances in Mathematics