(New page: ==Fourier Transform== <math>X(\omega)=\int_{-\infty}^{\infty}x(t)e^{-j\omega t}dt</math> <font "size"=4> <math>x(t)=te^{-6t-6}u(t-6)\,\</math> </font> <math>X(\omega)=\int_{-\infty}^{\i...) |
(No difference)
|
Revision as of 19:18, 7 October 2008
Fourier Transform
$ X(\omega)=\int_{-\infty}^{\infty}x(t)e^{-j\omega t}dt $
$ x(t)=te^{-6t-6}u(t-6)\,\ $
$ X(\omega)=\int_{-\infty}^{\infty}t^2 u(t-1) e^{-j\omega t}dt \; = \int_{1}^{\infty}t^2 e^{-j\omega t}dt $
