Thompson's group is not SCY
Stefan FriedlUniversität Regensburg, Germany
Stefano VidussiUniversity of California, Riverside, United States
In this note we prove that Thompson's group cannot be the fundamental group of a symplectic 4-manifold with canonical class by showing that its Hausmann–Weinberger invariant is strictly positive.
Cite this article
Stefan Friedl, Stefano Vidussi, Thompson's group is not SCY. Groups Geom. Dyn. 9 (2015), no. 1, pp. 325–329DOI 10.4171/GGD/315