带双点的环面的对称非交叉划分
组合数学
2026-05-25 v4
摘要
对于仿射类型和的仿射Coxeter群，我们通过带一个或两个双点的环面的对称非交叉划分来建模绝对序中的区间。在型（以及型中几乎）中，这些图也建模了McCammond和Sulway定义的更大格。
引用
@article{arxiv.2312.17331,
title = {Symmetric noncrossing partitions of an annulus with double points},
author = {Nathan Reading},
journal= {arXiv preprint arXiv:2312.17331},
year = {2026}
}
备注
51 pages, 6 figures. Version 2: Small revisions and improvements throughout. Version 3: Small revisions and improvements, thanks to two anonymous referees. Version 4: final pre-publication version