2 papers
math.GT2026
Cubiquitous Lattices and Branched Covers bounding rational balls
Erica Choi, Nur Saglam, Jonathan Simone +2
Greene and Owens explore cubiquitous lattices as an obstruction to rational homology 3-spheres bounding rational homology 4-balls. The purpose of this article is to better understa…
math.GT2025
Tight contact structures on toroidal plumbed 3-manifolds
Tanushree Shah, Jonathan Simone
We consider tight contact structures on plumbed 3-manifolds with no bad vertices. We discuss how one can count the number of tight contact structures with zero Giroux torsion on su…