diff --git a/tsp.py b/tsp.py
index 1b96d1c..43cd7f1 100644
--- a/tsp.py
+++ b/tsp.py
@@ -2600,6 +2600,9 @@
 
 start ='Bosch Bidadi'
 
+'''
+returns the minimum path cost for given weightmatrix and set of points in the path
+'''
 def dpcost(currset, end, weightmatrix):
     currset = tuple(currset)
     if (currset,end) in dp.keys():
@@ -2619,6 +2622,9 @@ def dpcost(currset, end, weightmatrix):
 
     return dp[currset,end]
 
+'''
+Performs the memoization using dp dictionary to store values
+'''
 def createdp(currset,start = start):
     for i in currset:
         if i != start:
@@ -2659,6 +2665,9 @@ def findpath(weightmatrix, dp, currset, path = [], start= start):
 
 #### running TSP for all clusters ####
 
+'''
+Plots the results for given clusters
+'''
 for clus in clusters:
 	timewith = []
 	timewithout = []