# Enneagonal Prism Dual
# Data: George W. Hart, 1997.  george@li.net
11 18 27
 0.3584407408404 -0.0000000245360 -0.0632027871628
 0.3152075074836  0.0000000009804  0.1819851245558
 0.0000000075639 -1.0000000000000  0.0000000105203
 0.2339556027194 -0.0000000167259 -0.2788174205512
 0.0000000000000  0.9999999886891  0.0000000000000
 0.1244851899947 -0.0000000045539  0.3420201930554
 0.0000000000000 -0.0000000165181 -0.3639703071099
-0.1244851597741  0.0000000138097  0.3420202080875
-0.2339556015903  0.0000000048281 -0.2788174107637
-0.3152075153204  0.0000000283515  0.1819851576170
-0.3584407719172  0.0000000256753 -0.0632027682484
3 1 0 2
3 0 3 2
3 1 4 0
3 2 5 1
3 4 3 0
3 6 2 3
3 5 4 1
3 7 5 2
3 4 6 3
3 6 8 2
3 5 7 4
3 2 9 7
3 8 6 4
3 10 2 8
3 9 4 7
3 10 9 2
3 4 10 8
3 9 10 4
0 1
0 2
0 3
0 4
1 2
1 4
1 5
2 3
2 5
2 6
2 7
2 8
2 9
2 10
3 4
3 6
4 5
4 6
4 7
4 8
4 9
4 10
5 7
6 8
7 9
8 10
9 10