Volume 83, No. 1 (2008)
Commentarii Mathematici Helvetici

pp. 1–20 The distribution of geodesic excursions into the neighborhood of a cone singularity on a hyperbolic 2-orbifoldAndrew Haas
pp. 21–33 On the generalized Nielsen realization problemJonathan BlockShmuel Weinberger
pp. 35–54 Asymptotic bounds for separating systoles on surfacesStéphane Sabourau
pp. 55–65 Dense subgroups with Property (T) in Lie groupsYves de Cornulier
pp. 67–100 On Hilbert’s 17th Problem for global analytic functions in dimension 3José F. Fernando
pp. 101–141 Stability of isometric maps in the Heisenberg groupNicola ArcozziDaniele Morbidelli
pp. 143–177 Cluster mutation via quiver representationsAslak Bakke BuanRobert J. MarshIdun Reiten
pp. 179–209 On Frobenius-destabilized rank-2 vector bundles over curvesHerbert LangeChristian Pauly
pp. 211–240 Jenkins–Strebel differentials with polesJinsong Liu