/Python/Append in dictionary with matrix values

Append in dictionary with matrix values

import numpy as np

a = np.array([[4, 3], [2, 1]])
b = np.array([[1, 2], [3, 4]])
print(a@b)
# [[13 20]
#  [ 5  8]]

Source: stackoverflow.com

Append in dictionary with matrix values

print(a**2)
# [[22 15]
#  [10  7]]
print(c**2)
# [[16  9]
#  [ 4  1]]

Source: stackoverflow.com

Append in dictionary with matrix values

c = np.array([[4, 3], [2, 1]])
d = np.array([[1, 2], [3, 4]])
print(c*d)
# [[4 6]
#  [6 4]]

Source: stackoverflow.com

Append in dictionary with matrix values

import numpy as np

a = np.mat('4 3; 2 1')
b = np.mat('1 2; 3 4')
print(a)
# [[4 3]
#  [2 1]]
print(b)
# [[1 2]
#  [3 4]]
print(a*b)
# [[13 20]
#  [ 5  8]]

Source: stackoverflow.com

Append in dictionary with matrix values

print(np.dot(c,d))
# [[13 20]
#  [ 5  8]]

Source: stackoverflow.com

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