1. Application of a ‘Jacobi Identity’ for Vertex Operator Algebras to Zeta Values and Differential Operators

   • J. Lepowsky

   OriginalPaper Pages: 87 - 103

2. On the Classification of q-Algebras

   • Christian Frønsdal

   OriginalPaper Pages: 105 - 120

3. Integral Presentations for the Universal R-Matrix

   • J. Ding
   • S. Khoroshkin
   • S. Pakuliak

   OriginalPaper Pages: 121 - 141

4. Iterated BRST Cohomology

   • G. Giachetta
   • L. Mangiarotti
   • G. Sardanashvily

   OriginalPaper Pages: 143 - 156

5. On Gauge Invariant Regularization of Fermion Currents

   • R. E. Gamboa Saraví
   • M. A. Muschietti
   • J. E. Solomin

   OriginalPaper Pages: 157 - 165

6. On a Class of Bounded Quantum Bose Fields

   • M. Grott
   • K.-H. Rehren

   OriginalPaper Pages: 167 - 179