2 papers
math.GT2025
Geography of irreducible 4-manifolds with order two fundamental group
Mihail Arabadji, Porter Morgan
Let be a closed, oriented topological 4-manifold whose Euler characteristic and signature are denoted by and . We show that if has order two , odd intersection…
math.GT2023
Belted sum decompositions of fully augmented links
Porter Morgan, Brian Ransom, Dean Spyropoulos +2
Given two orientable, cusped hyperbolic 3-manifolds containing certain thrice-punctured spheres, Adams gave a diagrammatic definition for a third such manifold, their belted sum. F…