import numpy as np
from numpy.polynomial import chebyshev as C

print("Result...\n",C.chebfromroots((-1,0,1)))

print("\nType...\n",C.chebfromroots((-1,0,1)).dtype)

print("\nShape...\n",C.chebfromroots((-1,0,1)).shape)

import numpy as np
from numpy.polynomial import chebyshev as C

#使用chebyshev.chebfromroots()方法，在Python Numpy中生成具有给定根的Chebyshev序列
print("Result...\n",C.chebfromroots((-1,0,1)))

#获取数据类型
print("\nType...\n",C.chebfromroots((-1,0,1)).dtype)

#获取形状
print("\nShape...\n",C.chebfromroots((-1,0,1)).shape)

Result...
   [ 0. -0.25 0. 0.25]

Type...
float64

Shape...
(4,)