"""
  Name     : 4375OS_06_16_dot_function_x_dot_sum.py
  Book     : Python for Finance
  Publisher: Packt Publishing Ltd. 
  Author   : Yuxing Yan
  Date     : 12/26/2013
  email    : yany@canisius.edu
             paulyxy@hotmail.com
"""

import numpy as np

x=np.array([1,2,3])
print 'x=',x
print 'x.sum()=', x.sum()
