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Recent questions tagged signumfunction
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GATE2015128
The signum function is given by $ sgn(x)= \begin{cases} \frac{x}{x};x \neq 0& \\ 0;x=0& \end{cases}$ The Fourier series expansion of $sgn (\cos (t) )$ has Only sine terms with all harmonics. Only cosine terms with all harmonics. Only sine terms with even numbered harmonics. Only cosine terms with odd numbered harmonics.
asked
Feb 12, 2017
in
Signals and Systems
by
makhdoom ghaya
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points)
gate2015ee1
signumfunction
fourierseriesexpansion
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