ASN4 - Fourier Transform property: Parseval's Theorem: Difference between revisions
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== Parseval's Theorem == |
== Parseval's Theorem == |
Latest revision as of 08:17, 3 December 2009
Parseval's Theorem
in time transforms to in frequency
The magnitude of is also the Inverse Fourier Transform of .
Note that
The above equation of simplifies to then
Therefore,squaring the function and intergrating it in the time domain is to do the same in the frequency domain