-1 -1 
-1 0 
-1 1 
-2/3 -1/3 
-2/3 1/3 
-3/5 -1/5 
-3/5 1/5 
-1/2 -1/2 
-1/2 0 
-1/2 1/2 
-1/3 -2/3 
-1/3 -1/3 
-1/3 1/3 
-1/3 2/3 
-1/5 -3/5 
-1/5 3/5 
0 -1 
0 -1/2 
0 0 
0 1/2 
0 1 
1/5 -3/5 
1/5 3/5 
1/3 -2/3 
1/3 -1/3 
1/3 1/3 
1/3 2/3 
1/2 -1/2 
1/2 0 
1/2 1/2 
3/5 -1/5 
3/5 1/5 
2/3 -1/3 
2/3 1/3 
1 -1 
1 0 
1 1
