import numpy as np

'''
mat1 = np.zeros((3,4))
print(mat1)
print(mat1.ndim)
print(mat1.shape)

mat2 = np.ones((3,3)) * 2 
mat2_2 = mat2 * 2
mat2_3 = mat2 * mat2_2
mat2_4 = np.matmul(mat2, mat2_2)
print(mat2)
print(mat2_2)
print(mat2_3)
print(mat2_4)

'''

mat3 = np.eye(3) 
print(mat3)


