Fourier Transform, Data Science, Applied Mathematics, Mathematics, Computer Science.
the function f(x) f = lambda x: np.where((x >= -0.5) & (x <= 0.5), 1, 0) x = np.linspace(-1, 1, N) plt.plot(x, f(x)); Characteristic function of interval [-1/2, 1/2] We now plot the Fourier transform, as well as the analytical solution computed both on the sampled values of k as well as over the