how to dot product np code example

Example 1: numpy dot product

a = np.array([[1,2],[3,4]]) 
b = np.array([[11,12],[13,14]]) 
np.dot(a,b)
[[37  40], [85  92]]

Example 2: numpy dot product

a = np.array([1,2,3]) 
b = np.array([4,5,6]) 
np.dot(a,b)
32