2 papers
math.CO2026
On the spectrum and expansion of graph associahedra
Ana Gargantini, Adrián Pastine, Pablo Torres +1
In this article, we contribute to the spectral analysis of graph associahedra by providing a lower bound for the second largest eigenvalue of . Furthermore, using e…
math.CO2024
Effect of graph operations on graph associahedra
Ana Gargantini, Adrián Pastine, Pablo Torres
Given a graph , we determine the structure of the rotation graph of a graph obtained by applying certain operations to . Specifically, we consider the operations of adding a…