cube-1 
* 1  0  0  0 
*note extra col of zeros
*point outside CH is (1/2 0 0)
H-representation
begin
7 5 rational
0  1  1  1  1 
0  1  0  1  1 
0  1  1  0  1 
0  1  0  0  1 
0  1  1  1  0 
0  1  0  1  0 
0  1  1  0  0 
end
lponly
minimize 0 1 1/2 0 0

