3 papers
math.CO2026
Induced poset saturation in the hypergrid
R. Altar Ciceksiz, Victor Falgas-Ravry, Sabrina Lato +1
Set . The hypergrid is the collection of functions . We equip it with the natural partial order by letting when…
math.CO2024
Cayley Incidence Graphs
Arnbjörg Soffía Árnadóttir, Alexey Gordeev, Sabrina Lato +2
Evra, Feigon, Maurischat, and Parzanchevski (2023) introduced a biregular extension of Cayley graphs. In this paper, we reformulate their definition and provide some basic properti…
math.CO2022
Polynomial Characterizations of Distance-Biregular Graphs
Sabrina Lato
Fiol, Garriga, and Yebra introduced the notion of pseudo-distance-regular vertices, which they used to develop a new characterization of distance-regular graphs. Building on that w…