2dMulti_1cell 
  2 2                   
   -4.11      -4.9
   -2.4       -4.9   
2dMulti_ghost 
2  2 
 -4.11   -5.02
 -2.4   -5.02
 2dsingle_1cell 
  2 2                   
   -4.4      -4.9
   -4.25       -4.9   
2dsingle_ghost 
2  2 
 -4.4   -5.02
 -4.25   -5.02
 1d_1cell 
  2 2                   
   -4.8      -4.85
   -4.7       -4.85   
1d_ghost 
2  2 
 -4.8   -4.98
 -4.7   -4.98