Does any analytic contractive
operator function on the polydisk
have a dissipative scattering
Dmitry S. Kalyuzhniy-Verbovetzky
Department of Mathematics
The Weizmann Institute of Science
1 DESCRIPTION OF THE PROBLEM
It is known  that the transfer function of a dissipative scattering nD system belongs to the subclass of the class of all analytic contractive -valued ...