2 papers
math.CO2026
Universality theorems for generalized splines
Jacob Matherne, Eric Ramos, Julianna Tymoczko
We study generalized splines from the perspective of the representation theory of the category of graphs with contractions. Our main theorem proves a kind of finite generation, whi…
math.AG2018
A formula for the cohomology and -class of a regular Hessenberg variety
Erik Insko, Julianna Tymoczko, Alexander Woo
Hessenberg varieties are subvarieties of the flag variety parametrized by a linear operator and a nondecreasing function . The family of Hessenberg varieties for regular …