thomson: 21-point arrangement

Coordinates
0.0603120.968364-0.242143
0.271962-0.4606810.844872
-0.236541-0.781362-0.577514
0.710042-0.6511470.268046
-0.4875040.7677080.415890
-0.6920440.648930-0.316173
-0.431169-0.6253420.650416
0.7856080.1341350.604010
0.560338-0.642889-0.522222
0.036494-0.9921610.119521
0.7547670.654447-0.044999
-0.700610-0.109211-0.705137
-0.6816290.0767220.727665
0.093698-0.209903-0.973222
-0.9967840.0640140.048202
0.980140-0.080908-0.181052
0.2766760.8007590.531259
-0.1594650.512928-0.843490
-0.760241-0.648509-0.038336
0.0186470.2417810.970152
0.5967120.330081-0.731424
Konvex Hull
Tangential Polyhedron
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