Halfspace, Uncorr. 
N J K
50 50 1 0.005
2
0 0 0 0 0 0 0
0 1500 0 0 0 1 0

          2
   2.000000     0 0 1 0
   100.0000     0 0 1 0



50 0 0 0 

1000 1e8
2048 1 2048