訊號有時會不穩定。若收視不到，請重連：https://youtu.be/R2iMq5LKXco永久網址：http://www.youtube ... ... <看更多>

import numpy as np import matplotlib.pyplot as plt #fs is ... wave = np.sin(np.pi*time)+ np.cos(np.pi*time) #wave = np.exp(2j * np.pi * time ) ... ... <看更多>

import numpy as np def DFT_slow(x): """Compute the discrete Fourier Transform of the 1D array x""" x = np.asarray(x, dtype=float) N ... ... <看更多>

Don't miss Phil Shane tonight @2jslounge ✨The one-man legend and his HOT DAMN show starts at 8pm ... ... <看更多>

shape = (2, 3) . Consider the two following random arrays "a" and "b": a = np.random.randn(4, ... ... <看更多>