期刊论文详细信息
Electronic Journal Of Combinatorics | |
On the Real-Rootedness of the Descent Polynomials of $(n-2)$-Stack Sortable Permutations | |
Philip B. Zhang1  | |
关键词: Eulerian polynomials; descent polynomials; $t$-stack sortable permutations; real-rootedness; interlacing; compatibility.; | |
DOI : | |
学科分类:离散数学和组合数学 | |
来源: Electronic Journal Of Combinatorics | |
【 摘 要 】
Bóna conjectured that the descent polynomials on $(n-2)$-stack sortable permutations have only real zeros. Brändén proved this conjecture by establishing a more general result. In this paper, we give another proof of Brändén's result by using the the
【 授权许可】
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【 预 览 】
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