Periodicity of DiscreteTime Sinusoidal signals
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=vbI5Kz3v0VM
The video explains the condition for periodicity of Discrete-time Sinusoidal signals • WATCH NEXT: Periodic Aperiodic Signals(Example 1) • Periodic and Aperiodic Signals | Exam... • and says the angular frequency must be a rational multiple of 2pi.
#############################
![](http://youtor.org/essay_main.png)