線形代数 | 優技録

# yum install epel-release

# yum install python34 python34-libs python34-devel python34-pip

# pip3 install numpy

1

2

3

4

5

# yum install epel-release

# yum install python34 python34-libs python34-devel python34-pip

# pip3 install numpy

# vi matrix.py



# coding: utf-8
import numpy as np
import math

def main():

        #行列の積
        matrixA    = np.matrix([
                                   [6, 2, -2],
                                   [1, 4, 5]
                              ])
        matrixB    = np.matrix([
                                   [7, 2, 5],
                                   [7, 2, -2],
                                   [1, 3, 9]
                              ])
        retMatrix  = matrixA * matrixB
        print(retMatrix)


if __name__ == '__main__':
        main()

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

# vi matrix.py

# coding: utf-8

import numpy as np

import math

def main():

#行列の積

matrixA = np.matrix([

[6, 2, -2],

[1, 4, 5]

])

matrixB = np.matrix([

[7, 2, 5],

[7, 2, -2],

[1, 3, 9]

])

retMatrix = matrixA * matrixB

print(retMatrix)

if __name__ == '__main__':

main()

# python3 matrix.py

[[54 10  8]
 [40 25 42]]

1

2

3

4

# python3 matrix.py

[[54 10 8]

[40 25 42]]

優技録

タグ: 線形代数

線形代数行列式(2次, 3次) サラスの公式

線形代数行列の計算 Numpy.matrix