Question

How to create a matrix of NxN with numpy in Python

Answer 1

import numpy as np

matrix = np.arange(9).reshape((3,3))

print(matrix)
 
 
 
'''
run:
 
[[0 1 2]
 [3 4 5]
 [6 7 8]]

'''

 

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Answer 2

import numpy as np

matrix = np.arange(25).reshape((5,5))

print(matrix)
 
 
 
'''
run:
 
[[ 0  1  2  3  4]
 [ 5  6  7  8  9]
 [10 11 12 13 14]
 [15 16 17 18 19]
 [20 21 22 23 24]]

'''

 

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