I'm approximating a square wave using a Fourier series. I need to determine the power of error by using Parseval's theorem. The problem is that I don't understand the connection between power of error and Parseval's theorem. Can anyone explain this?
BTW, here is a graph of what I'm doing (in Maple).
**broken link removed**
BTW, here is a graph of what I'm doing (in Maple).
**broken link removed**