Polish

Trajectories/trajectories.py

@@ -27,7 +27,7 @@ traj_prop = g.new_vertex_property('int', val = - 1)
 
 all_cost = g.get_edges([g.edge_properties.cost_function])
 
-# Array of indices that sort on cost function:
+# Array of indices that sort on cost:
 ind_cf = np.argsort(all_cost[:, 2])
 
 ind_traj = - 1 # initialize index of trajectory