def f(n,x):
i=0
s=0
while i<=n:
i=i+1
s=s+np.cos(3*x)/(2**i)
return s
import numpy as np
import matplotlib.pyplot as plt
x=np.linspace(0,2*np.pi,1000)
y=f(300,x)
plt.plot(x,y)
plt.show()
Created at: 2022/05/25 20:05; Updated at: 2022/05/26 05:08