1. On the adiabatic limit for Dirac particles in external fields

   • G. Nenciu

   OriginalPaper Pages: 117 - 128

2. Conservation laws in the quantum version ofN-positional Potts model

   • Yu. A. Bashilov
   • S. V. Pokrovsky

   OriginalPaper Pages: 129 - 141

3. An inequality for trace ideals

   • J. L. van Hemmen
   • T. Ando

   OriginalPaper Pages: 143 - 148

4. Wall and boundary free energies

   • Gunduz Caginalp

   OriginalPaper Pages: 149 - 163

5. The mass spectrum and theS matrix of the massive Thirring model in the repulsive case

   • V. E. Korepin

   OriginalPaper Pages: 165 - 176

6. Finite total cross-sections in nonrelativistic quantum mechanics

   • V. Enss
   • B. Simon

   OriginalPaper Pages: 177 - 209