1. Convergence and Compactness Properties for a Family of 2-D Discontinuous Signals

   • Carlo Bruni
   • Alberto De Santis
   • Giorgio Koch

   OriginalPaper Pages: 131 - 153

2. Extension of the Ahiezer–Kac Determinant Formula to the Case of Real-Valued Symbols with Two Real Zeros

   • Sergio Albeverio
   • Konstantin A. Makarov

   OriginalPaper Pages: 155 - 186

3. Two-Spinors, Field Theories and Geometric Optics in Curved Spacetime

   • Daniel Canarutto

   OriginalPaper Pages: 187 - 224