Darboux-integration of idρ/dt=[H,f(ρ)]

N. V. Ustinov, S. B. Leble, M. Czachor +1

A Darboux-type method of solving the nonlinear von Neumann equation $i\dot{\rho }=[H,f(\rho )]$, with functions $f(\rho )$ commuting with $\rho$, is developed. The technique is based on a represen…