宽度为二的偏序集与斜 Young 图
组合数学
2023-05-05 v2
摘要
设 为宽度为二的有限偏序集,即不含三元反链。我们为 关联一个斜 Young 图 并讨论映射 的若干性质。特别地,若以标准方式将 视为偏序集,则 的线性扩张与 的序理想一一对应。
引用
@article{arxiv.2304.13112,
title = {Posets of width two and skew Young diagrams},
author = {Richard P. Stanley},
journal= {arXiv preprint arXiv:2304.13112},
year = {2023}
}
备注
Several people pointed out that most of my results had already been published elsewhere