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math.CO2025
Matroidal representations of low rank
Jaiung Jun, Kalina Mincheva, Jeffrey Tolliver
We study tropical subrepresentations of the Boolean regular representation of a finite group . These are equivalent to the matroids on ground set for which l…
math.CO2023
Artin-Ihara L-functions for hypergraphs
Mason Eyler, Jaiung Jun
We generalize Artin-Ihara L-functions for graphs to hypergraphs by exploring several analogous notions, such as (unramified) Galois coverings and Frobenius elements. To a hypergrap…