1. The quadratic moment problem for the unit circle and unit disk

   • Raúl E. Curto
   • Lawrence A. Fialkow

   OriginalPaper Pages: 377 - 409

2. Boundary value problems for a class of elliptic operator pencils

   • R. Denk
   • R. Mennicken
   • L. Volevich

   OriginalPaper Pages: 410 - 436

3. The spectral property of dual matrix strings as a consequence of the existence of spectral matrix functions for canonical systems

   • Israel S. Kac

   OriginalPaper Pages: 437 - 457

4. Logarithms and imaginary powers of closed linear operators

   • Noboru Okazawa

   OriginalPaper Pages: 458 - 500