text: # -*- coding: utf-8 -*-
  """
  Created on Mon Jun 09 20:35:05 2014
  
  @author: Rahul
  """
  
  import numpy as np
  import matplotlib.pyplot as plt
  
  # print "new file"
  
  a = np.array([2, 4, 6, 8])
  b = np.array([1, 3, 5, 7])
  
  c = a + b
  d = np.sqrt(a/b)
  
  plt.figure()
  plt.plot(d)