In [1]:

    

import numpy as np

def AND(x1, x2):
    x = np.array([x1, x2])
    w = np.array([0.5, 0.5])
    b = -0.7
    tmp = np.sum(w*x) + b
    if tmp <= 0:
        return 0
    else:
        return 1


    

In [2]:

    

AND(0, 0)


    

    
Out[2]:





0

In [3]:

    

AND(1, 0)


    

    
Out[3]:





0

In [4]:

    

AND(0, 1)


    

    
Out[4]:





0

In [5]:

    

AND(1, 1)


    

    
Out[5]:





1

In [ ]: