2 papers
math.GT2026
Handlebodies, Outer space, and tropical geometry
Rohini Ramadas, Rob Silversmith, Karen Vogtmann +1
The moduli space of graphs is a polyhedral object that mimics the behavior of the moduli spaces , of (stable) Riemann surfac…
math.GR2025
The boundary of bordified Outer space
Karen Vogtmann
We study the boundary of the "Jewel space" constructed in arXiv:1709.01296. This is an equivariant deformation retract of Outer space on which acts…