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math.FA2025
High-low method and -adic Furstenberg set over the plane
Kevin Ren, Jiahe Shen
We establish a -adic analogue of a recent significant result of Ren-Wang (arXiv:2308.08819) on Furstenberg sets in the Euclidean plane. Building on the -adic version of the h…
math.CO2025
Groups with pairings, Hall modules, and Hall-Littlewood polynomials
Jiahe Shen, Roger Van Peski
We relate the combinatorics of Hall-Littlewood polynomials to that of abelian -groups with alternating or Hermitian perfect pairings. Our main result is an analogue of the class…