JournalscmhVol. 74, No. 1

Volume 74, No. 1 (1999)

Commentarii Mathematici Helvetici

Comment. Math. Helv. cover

pp. 1–21
Geodesic foliations in Lorentz 3-manifolds
A. Zeghib
pp. 22–26
Surfaces à points doubles isolés
J. d'Almeida
pp. 27–53
A factorization of the Conway polynomial
J. Levine
pp. 53–62
On nonpositively curved Euclidean submanifolds: splitting results
Luis A. FloritFangyang Zheng
pp. 63–83
Fundamental groups of compact manifolds and symmetric geometry of noncompact type
A. CandelR. Quiroga-Barranco
pp. 84–117
Spherical minimal immersions of the 3-sphere
G. TothWolfgang Ziller
pp. 118–142
Multiplicity results for the two-vortex Chern-Simons Higgs model on the two-sphere
Jürgen JostW. DINGJ. LIG. WANG
pp. 143–149
On the dilatation of extremal quasiconformal mappings of polygons
Kurt Strebel
pp. 150–155
Approximating $\ell_2$ -Betti numbers of an amenable covering by ordinary Betti numbers
B. Eckmann
pp. 156–170
Platonic surface
R. Brooks