import numpy as np
B = np.arange(3)
print (B)
print (np.sqrt(B)) #求平方根
转载于:https://www.cnblogs.com/hankleo/p/9162271.html
import numpy as np
B = np.arange(3)
print (B)
print (np.sqrt(B)) #求平方根
转载于:https://www.cnblogs.com/hankleo/p/9162271.html