The concept of chaos in classical mechanics is well defined. The classically chaotic system studied in its quantum mechanical version, “quantum chaos”, shows special features that are different...
Sven Åberg. 2013. Spectral density of autocorrelated Wishart–Lévy matrices. Journal of Physics A: Mathematical and Theoretical, 46 345101, 18 pp. doi: 10.1088/1751-8113/46/34/345101