English

A proof of the Stanley--Stembridge conjecture

Combinatorics 2025-12-29 v2 Representation Theory

Abstract

We give a probabilistic interpretation of the coefficients of the elementary symmetric function expansion of the chromatic quasisymmetric function for any unit interval graph. As a corollary, we prove the Stanley--Stembridge conjecture.

Keywords

Cite

@article{arxiv.2410.12758,
  title  = {A proof of the Stanley--Stembridge conjecture},
  author = {Tatsuyuki Hikita},
  journal= {arXiv preprint arXiv:2410.12758},
  year   = {2025}
}

Comments

40 pages, Included a survey of related topics and improved the presentation of the proofs

R2 v1 2026-06-28T19:24:32.081Z