【Python學習筆記】21：numpy傅里葉變換

一個簡單的傅里葉變換 >>> import numpy as np >>> import matplotlib.pyplot as plt >>> x=np.linspace(0,2*np.pi,50) >>> x array([ 0. , 0.12822827, 0.25645654, 0.38468481, 0.51291309, 0.64114136,

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