Shift theorem in Discrete Fourier Transform

Question

I\'m trying to solve a problem with python+numpy in which I\'ve some functions of type that I need to convolve with another function . In order to optimize code, I performed th

Answer 1

Nice, thank you very much for sharing! I've implemented something in this lines some time ago, but couldn't really grasp the mathematics of it (I've blindly ported a whitepaper that described the algorithm). FWIW, this it it: https://github.com/creaktive/flare/blob/master/nrf905_demod.c#L376