Question

How to subtract N from each element in array in Python

Answer 1

import numpy as np 
    
arr = np.array([1.5, 2, 3.14, 5, 6.9, 7, 9]) 
    
N = 3
arr = arr.__isub__(N)

print(arr)

     
    
'''
run:
  
[-1.5  -1.    0.14  2.    3.9   4.    6.  ]
    
'''

 

70+ SQL courses for beginners and professionals