M. Nagel

activity

20152020

most citedTriple linking numbers and surface systems

2 citations · 2 across the 2 of their papers we have counts for

collaborators

Showing 2019Show all

2 papers · 1 filter

math.GT2019

A survey of the foundations of four-manifold theory in the topological category

Stefan Friedl, Matthias Nagel, Patrick Orson +1

This survey aims to provide a guide to the literature on topological 4-manifolds. Foundational theorems on 4-manifolds are stated, especially in the topological category. Precise r…

math.GT2019

Stably slice disks of links

Anthony Conway, Matthias Nagel

We define the stabilizing number $sn (K)$ of a knot $K \subset S^{3}$ as the minimal number $n$ of $S^{2} \times S^{2}$ connected summands required for $K$ to bound a nullh…