1. On Darboux transformations for soliton equations in high-dimensional spacetime

   • Gu Chaohao
   • Zhou Zixiang

   OriginalPaper Pages: 1 - 10

2. Poisson structures on the Lorentz group

   • S. Zakrzewski

   OriginalPaper Pages: 11 - 23

3. Classification of three-dimensional covariant differential calculi on Podles' quantum spheres and on related spaces

   • Joachim Apel
   • Konrad Schmüdgen

   OriginalPaper Pages: 25 - 36

4. Symmetries of theq-difference heat equation

   • Roberto Floreanini
   • Luc Vinet

   OriginalPaper Pages: 37 - 44

5. Quantum Riemann surfaces III. the exceptional cases

   • Slawomir Klimek
   • Andrzej Leśniewski

   OriginalPaper Pages: 45 - 61

6. Dynamical entropy of generalized quantum Markov chains

   • Yong Moon Park

   OriginalPaper Pages: 63 - 74

7. Defining quantum dynamical entropy

   • R. Alicki
   • M. Fannes

   OriginalPaper Pages: 75 - 82

8. Errata

   Erratum Pages: 83 - 83