Every analytical function, like f(x)=x^2-log(x+1), or signal, like a radio signal, can be rewritten as as infinite sum of sines and cosines. The Fourier transfo

Every analytical function, like f(x)=x^2-log(x+1), or signal, like a radio signal, can be rewritten as as infinite sum of sines and cosines. The Fourier transform helps you break down these components for you