JournalscmhVol. 74, No. 1Volume 74, No. 1 (1999) Commentarii Mathematici Helveticipp. 1–21Geodesic foliations in Lorentz 3-manifoldsA. Zeghibpp. 22–26Surfaces à points doubles isolésJ. d'Almeidapp. 27–53A factorization of the Conway polynomialJ. Levinepp. 53–62On nonpositively curved Euclidean submanifolds: splitting resultsLuis A. FloritFangyang Zhengpp. 63–83Fundamental groups of compact manifolds and symmetric geometry of noncompact typeA. CandelR. Quiroga-Barrancopp. 84–117Spherical minimal immersions of the 3-sphereG. TothWolfgang Zillerpp. 118–142Multiplicity results for the two-vortex Chern-Simons Higgs model on the two-sphereJürgen JostW. DINGJ. LIG. WANGpp. 143–149On the dilatation of extremal quasiconformal mappings of polygonsKurt Strebelpp. 150–155Approximating ℓ2\ell_2ℓ2-Betti numbers of an amenable covering by ordinary Betti numbersB. Eckmannpp. 156–170Platonic surfaceR. Brooks
pp. 53–62On nonpositively curved Euclidean submanifolds: splitting resultsLuis A. FloritFangyang Zheng
pp. 63–83Fundamental groups of compact manifolds and symmetric geometry of noncompact typeA. CandelR. Quiroga-Barranco
pp. 118–142Multiplicity results for the two-vortex Chern-Simons Higgs model on the two-sphereJürgen JostW. DINGJ. LIG. WANG
pp. 150–155Approximating ℓ2\ell_2ℓ2-Betti numbers of an amenable covering by ordinary Betti numbersB. Eckmann