PROBABILITY REPRESENTATION OF OPTICAL SIGNALS AND NEW ENTROPY OF QUANTUM STATES
Margarita Aleksandrovna Man'ko, Olga V. Man’ko, Vladimir I. Man’ko · International Journal of Modern Physics B · 2006
Probability distributions (tomograms) associated to classical and quantum optical signals are introduced. Nonlinear evolution equations are discussed in the probability representation. For spin states, entropy and information corresponding to spin tomograms are studied.