Question

How to check if two matrices (2D arrays) are equal in Python

Answer 1

import numpy as np

arr1 = np.array([[1,2,3], [4,5,6], [7,8,9]])
arr2 = np.array([[1,2,3], [4,5,6], [7,8,9]])
arr3 = np.array([[2,1,3], [4,5,6], [7,8,9]])

print(np.array_equal(arr1, arr2))

print(np.array_equal(arr2, arr3))





'''
run:

True
False

'''

 

70+ SQL courses for beginners and professionals