3. # -*- coding: utf-8 -*-
    4. import numpy as np
    5. from scipy import linalg
    6. __author__ = 'dongfangyao'
    7. __date__ = '2017/12/17 下午2:35'
    8. __product__ = 'PyCharm'
    9. __filename__ = 'scipy1'
    11. a = np.array([[1, 2], [30, 4]])
    12. print(a)
    13. # 二阶方阵行列式
    14. print(linalg.det(a))
    16. # 推荐用scipy.linalg代替numpy.linalg