1. New Examples of Willmore Surfaces in S ⁿ

   • Haizhong Li
   • Luc Vrancken

   OriginalPaper Pages: 205 - 225

2. Curvature, Harnack's Inequality, and a Spectral Characterization of Nilmanifolds

   • Erwann Aubry
   • Bruno Colbois
   • Ernst A. Ruh

   OriginalPaper Pages: 227 - 246

3. Dirac Operators on Hypersurfaces of Manifolds with Negative Scalar Curvature

   • Oussama Hijazi
   • Sebastián Montiel
   • Antonio Roldán

   OriginalPaper Pages: 247 - 264

4. The Darboux-Type Theorems for ∂-Symplectic and ∂-Contact Structures

   • Andriy Panasyuk
   • Vsevolod Shevchishin

   OriginalPaper Pages: 265 - 281

5. Euclidean Complete Affine Surfaces with Constant Affine Mean Curvature

   • An-Min Li
   • Fang Jia

   OriginalPaper Pages: 283 - 304