Update README.md

README.md

@@ -17,19 +17,19 @@ Directory Structure
             └── LRT_Astar3D.py                          # Learning Real-time A*_3D
         └── gif                                         # Animations
     └── Stochastic Shortest Path
-        ├── value_iteration.py                      # value iteration
-        ├── policy_iteration.py                     # policy iteration
-        ├── Q-value_iteration.py                    # Q-value iteration
-        └── Q-policy_iteration.py                   # Q-policy iteration
+        ├── value_iteration.py                          # value iteration
+        ├── policy_iteration.py                         # policy iteration
+        ├── Q-value_iteration.py                        # Q-value iteration
+        └── Q-policy_iteration.py                       # Q-policy iteration
     └── Model-free Control
-        ├── Sarsa.py                                # SARSA : on-policy TD control
-        └── Q-learning.py                           # Q-learning : off-policy TD control
+        ├── Sarsa.py                                    # SARSA : on-policy TD control
+        └── Q-learning.py                               # Q-learning : off-policy TD control
     └── Sampling-based Planning
         └── rrt_2D
-            ├── rrt.py                              # rrt : goal-biased rrt
+            ├── rrt.py                                  # rrt : goal-biased rrt
             └── rrt_star.py
         └── rrt_3D
-            ├── rrt3D.py                            # rrt3D : goal-biased rrt3D
+            ├── rrt3D.py                                # rrt3D : goal-biased rrt3D
             └── rrtstar3D.py
 
 ## Animations