Incomparability graphs of \((3+1)\)-free posets are \(s\)-positive
type: Item
instance of: scholarly article
title: Incomparability graphs of \((3+1)\)-free posets are \(s\)-positive
zbMATH Open document ID: 0856.05042
DOI: 10.1016/S0012-365X(96)83014-7
published in: Discrete Mathematics
publication date: 1997-01-28T00:00:00Z
Mathematics Subject Classification ID: 05C15
Mathematics Subject Classification ID: 05E05
Mathematics Subject Classification ID: 05E10
Mathematics Subject Classification ID: 06A07
zbMATH DE Number: 935379
zbMATH Keywords: symmetric function
zbMATH Keywords: chromatic polynomial
zbMATH Keywords: incomparability graph
zbMATH Keywords: poset
zbMATH Keywords: Schur functions
zbMATH Keywords: conjecture of Stanley and Stembridge
author: Vesselin Gasharov
MaRDI profile type: Publication
cites work: Hecke Algebra Characters and Immanant Conjectures
cites work: Q3947818
cites work: Q4001520
cites work: A symmetric function generalization of the chromatic polynomial of a graph
cites work: On immanants of Jacobi-Trudi matrices and permutations with restricted position
cites work: Immanants of Totally Positive Matrices are Nonnegative
description: scientific article; zbMATH DE number 935379