On the Gonality of Ferrers Rook Graphs

A Ferrers rook graph is a graph whose vertices correspond to the dots in a Ferrers diagram, and where two vertices are adjacent if they are in the same row or the same column. We propose a conjectural formula for the gonality of Ferrers rook graphs, and prove this conjecture for a few infinite families of Ferrers diagrams. We also prove the conjecture for all Ferrers diagrams F with |F| ≤ 8.

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Publication Details

Journal
The PUMP Journal of Undergraduate Research
Published
2025-03-04
DOI
https://doi.org/10.46787/pump.v8i.4174
Primary Topic
Graph Labeling and Dimension Problems
Type
article
Field-Weighted Citation Impact
0.00
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article

On the Gonality of Ferrers Rook Graphs

William J. Welch, Noah Speeter, Marissa Morvai, Sydney Yeomans et al.
The PUMP Journal of Undergraduate Research
Graph Labeling and Dimension Problems
article

On the Gonality of Ferrers Rook Graphs

William J. Welch, Noah Speeter, Marissa Morvai, Sydney Yeomans, David Jensen
article en

Abstract

A Ferrers rook graph is a graph whose vertices correspond to the dots in a Ferrers diagram, and where two vertices are adjacent if they are in the same row or the same column. We propose a conjectural formula for the gonality of Ferrers rook graphs, and prove this conjecture for a few infinite families of Ferrers diagrams. We also prove the conjecture for all Ferrers diagrams F with |F| ≤ 8.

The PUMP Journal of Undergraduate ResearchVol. 8
University of Kentucky (US), University of Michigan (US), Rock County Historical Society (US), Wake Forest University (US)
Openalex Percentile: Top 95%
Graph Labeling and Dimension Problems
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