Coxeter 群中错排数对数凸性的组合证明
组合数学
2023-08-16 v2
摘要
我们给出了对称群 、超八面体群 与半超八面体群 中错排数对数凸性的组合证明。我们还证明了 与 中偶数与奇数错排数序列是对数凸的。
引用
@article{arxiv.2011.09546,
title = {Combinatorial proof of the log-convexity for the derangements in the Coxeter groups},
author = {Hiranya Kishore Dey and Subhajit Ghosh},
journal= {arXiv preprint arXiv:2011.09546},
year = {2023}
}
备注
The mapping that is defined in Theorem 3.12 is not injective. Hence, the proof is not complete