A combinatorial skewing formula for the Rise Delta Theorem

Fuente: arXiv
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Autores principales: Gillespie, Maria, Gorsky, Eugene, Griffin, Sean T.
Formato: Preprint
Publicado: 2024
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author Gillespie, Maria
Gorsky, Eugene
Griffin, Sean T.
author_facet Gillespie, Maria
Gorsky, Eugene
Griffin, Sean T.
contents We prove that the symmetric function $Δ'_{e_{k-1}}e_n$ appearing in the Delta Conjecture can be obtained from the symmetric function in the Rational Shuffle Theorem by applying a Schur skewing operator. This generalizes a formula by the first and third authors for the Delta Conjecture at $t=0$, and follows from work of Blasiak, Haiman, Morse, Pun, and Seelinger. Our main result is that we also provide a purely combinatorial proof of this skewing identity, giving a new proof of the Rise Delta Theorem from the Rational Shuffle Theorem.
format Preprint
id arxiv_https___arxiv_org_abs_2408_12543
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle A combinatorial skewing formula for the Rise Delta Theorem
Gillespie, Maria
Gorsky, Eugene
Griffin, Sean T.
Combinatorics
05E05
We prove that the symmetric function $Δ'_{e_{k-1}}e_n$ appearing in the Delta Conjecture can be obtained from the symmetric function in the Rational Shuffle Theorem by applying a Schur skewing operator. This generalizes a formula by the first and third authors for the Delta Conjecture at $t=0$, and follows from work of Blasiak, Haiman, Morse, Pun, and Seelinger. Our main result is that we also provide a purely combinatorial proof of this skewing identity, giving a new proof of the Rise Delta Theorem from the Rational Shuffle Theorem.
title A combinatorial skewing formula for the Rise Delta Theorem
topic Combinatorics
05E05
url https://arxiv.org/abs/2408.12543