matplotlib example complexmapping2 (snippet)

Python matplotlib example 'complexmapping2'

Modules used in program:

• import matplotlib.pyplot as plt
• import numpy as np

python complexmapping2

Python matplotlib example: complexmapping2

import numpy as np
import matplotlib.pyplot as plt

#f(Z)=1/Z 複素平面の写像
X,Y = np.meshgrid(np.linspace(-20, 20, 1000), np.linspace(-20, 20, 1000))
Z = X + 1j * Y
W = 1/Z #Z**2 Z**3
plt.figure(figsize=(5, 5))
plt.grid()
plt.xlim(-4, 4)
plt.ylim(-4, 4)
plt.plot(W.real, W.imag, "go",  markersize=3)
plt.show()

Python links

• Learn Python: https://pythonbasics.org/
• Python Tutorial: https://pythonprogramminglanguage.com