A Trivariate Dichromate Polynomial for Digraphs

Abstract We define a trivariate polynomial combining the NL-coflow and the NL-flow polynomial, which build a dual pair counting acyclic colorings of directed graphs, in the more general setting of regular oriented matroids.

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Publication Details

Journal
Annals of Combinatorics
Published
2025-06-06
DOI
https://doi.org/10.1007/s00026-025-00766-x
Primary Topic
Advanced Combinatorial Mathematics
Type
article
Field-Weighted Citation Impact
0.00
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article

A Trivariate Dichromate Polynomial for Digraphs

Winfried Hochstättler, Johanna Wiehe
Annals of Combinatorics
Advanced Combinatorial Mathematics
article

A Trivariate Dichromate Polynomial for Digraphs

Winfried Hochstättler, Johanna Wiehe
article en

Abstract

Abstract We define a trivariate polynomial combining the NL-coflow and the NL-flow polynomial, which build a dual pair counting acyclic colorings of directed graphs, in the more general setting of regular oriented matroids.

Annals of CombinatoricsVol. 30(1)
FernUniversität in Hagen (DE)
Openalex Percentile: Top 81%
Advanced Combinatorial Mathematics
DOIOpen Access PDFOpenAlex
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A Trivariate Dichromate Polynomial for Digraphs — Winfried Hochstättler, Johanna Wiehe · Annals of Combinatorics (2025) | TGRS Research Map | TGRS