Exponentiating derivations of quasi ∗-algebras: possible approaches and applications
F. Bagarello,1A. Inoue,2and C. Trapani3
Received02 Aug 2004
Revised04 Mar 2005
Abstract
The problem of exponentiating derivations of quasi ∗-algebras is considered in view of applying it to the determination of the time evolution of a physical system. The particular case where observables constitute a proper CQ∗-algebra is analyzed.