# Lysario – by Panagiotis Chatzichrisafis

"ούτω γάρ ειδέναι το σύνθετον υπολαμβάνομεν, όταν ειδώμεν εκ τίνων και πόσων εστίν …"

## Archive for Februar, 2012

In [1, p. 62 exercise 3.13] it is requested to prove that the PSD of a real WSS random process is a real even function of frequency. read the conclusion >
In [1, p. 62 exercise 3.12] we are asked to prove that for a WSS random process
 $r_{xx}[-k]=r^{\ast}[k].$ (1)