3
  0.903781  -0.427992 0.00174671   0.147287
 -0.334649  -0.709204  -0.620516  -0.179781
  0.266815   0.560226  -0.784192    0.88521
         0          0          0          1
 0.472879 -0.879925 0.0460302 -0.147405
-0.707225 -0.410191 -0.575827 -0.229873
 0.525565  0.239743 -0.816275  0.897556
        0         0         0         1
   0.427968   -0.903788  0.00330407  -0.0390992
  -0.715709   -0.341136   -0.609415 -0.00688998
   0.551909    0.258445   -0.792845    0.738805
          0           0           0           1
