i thought a CT periodicity does NOT have to be rational. The period can be any positive constant (see Sig&Sys, Haykin & Van Veen pg 20). the rationality is only due to the discrete nature of DT signals but continuous signals do not have this limitation as they are continuous - I could be wrong, but this is my understanding, no?
i think i found my error - while a period of a CT signal may be irrational, the combination of 2 or more signals to form a periodical 'combo', the ratio of their periods needs to be rational. I hope I got this right this time...
Abhilash abhi that's only for discrete time signals. Discrete time signals period can only be a integer . But for continuous time the period can be anything .
the best video ive seen on youtube on periodic and aperiodic signal...thank you so much...
You are brilliant sir... i am very very thankful to you for signal system videos.....
Best series about signals and sytems thank u so much as a CSE student
Mert Sömek glad 😇😇
Tq very much sir.your explaintion is superb
Welcome
Excellent..
Explanation sir
Thank you for such diversity in questions
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really sir ,very thank full to u, nice explanation
Thanks sir... Really helpful..
Good one 😊
Tq sir it is very helpful
Thank you ❤️
i thought a CT periodicity does NOT have to be rational. The period can be any positive constant (see Sig&Sys, Haykin & Van Veen pg 20). the rationality is only due to the discrete nature of DT signals but continuous signals do not have this limitation as they are continuous - I could be wrong, but this is my understanding, no?
i think i found my error - while a period of a CT signal may be irrational, the combination of 2 or more signals to form a periodical 'combo', the ratio of their periods needs to be rational. I hope I got this right this time...
Ovi Chitayat yes u r right 👍 this rational value comes into the picture when u have addition of two or more signals !
At 13:51 sin(50t) is non periodic right because of absence of pi bt u have taken as periodic y?
Abhilash abhi that's only for discrete time signals. Discrete time signals period can only be a integer . But for continuous time the period can be anything .
In 22:50 it is sinAcosB but you took formula for sinAB
No I have used cos a sin b formula.
Thanks!
thanks !
What about the addition of periodic discrete function and non periodic one? Its non periodic right?
Huda Study yes . No periodic
Thank u sir
informative
Sir plz solve x(t)=Asin(2pift)
please fix the focus manually and not on auto..there are apps for it on phone. or u can do it manual mode on camera
please let me know the apps .
it is not 10 power -2 , it is 10 power -3
Which problem ?
Jara camera ka focus fix kro.
Nice sir can i get ur nmbr
Thanks!!