Abstract
An inequality for two positive operators is used to discuss entropy theorems for time smoothing, mixing, and other processes. Especially, it is proved that neglect of nondiagonal matrix elements for the density matrix causes the entropy to increase.
Full Text 
Sign-in/Register to access full text options
Sign-in/Register to access full text options 
Published version (
Free)
Free) 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a call
