can some one please help me calculate the time period of the signal cos(pi/8 n*n).
actually what really confuses me is the term n square..i hav solved similar questions where cos was a function of n(t in continous time).
please help me with this question..
i will be really greatful
It seems like that this function is not periodic. Enter this in wolfram alpha, check out the graph.
Write out the first dozen or so terms, then the periodicity will become apparent.
Separate names with a comma.