Differential geometry of density states
arXiv:quant-ph/0503041 · doi:10.1016/S0034-4877(05)80055-2
Abstract
We consider a geometrization, i.e., we identify geometrical structures, for the space of density states of a quantum system. We also provide few comments on a possible application of this geometrization for composite systems.
21 pages, to appear in Rep. Math. Phys