A counterexample to the Ross--Yong conjecture for Grothendieck polynomials

Autor:	Robichaux, Colleen
Rok vydání:	2024
Předmět:	Mathematics - Combinatorics
Druh dokumentu:	Working Paper
Popis:	We give a minimal counterexample for a conjecture of Ross and Yong (2015) which proposes a K-Kohnert rule for Grothendieck polynomials. We conjecture a revised version of this rule. We then prove both rules hold in the $321$-avoiding case. Comment: 12 pages
Databáze:	arXiv
Externí odkaz:	http://arxiv.org/abs/2403.14538 Zobrazit plný text záznamu View this record from Arxiv