Integrable Hamiltonian systems and interactions through quadratic constraints K. Pohlmeyer OriginalPaper Pages: 207 - 221
Macrocausality conditions from analyticity properties of scattering kernels in field theory Marietta Manolessou-Grammaticou OriginalPaper Pages: 223 - 243
First order phase transition in the plane rotator ferromagnetic model in two dimensions H. KunzC. -E. Pfister OriginalPaper Pages: 245 - 251
Correlation inequalities in quantum statistical mechanics and their application in the Kondo problem G. Roepstorff OriginalPaper Pages: 253 - 262
On invariant and covariant Schwartz distributions in the case of a compact linear group A. I. Oksak OriginalPaper Pages: 269 - 287
Zeeman topologies on space-times of general relativity theory Rüdiger Göbel OriginalPaper Pages: 289 - 307