GaN  
                     E (Ry)      for GGA                        
 a (bohr)   Gcut 5/10        6/12         7/14           8/16          LAPW  
  8.30      -0.697733     -0.868479    -0.889720      -0.893072     -0.854277   
  8.40      -0.709145     -0.875843    -0.897228      -0.900581     -0.861730   
  8.50      -0.710035     -0.880186    -0.901801      -0.905126     -0.865774   
  8.60      -0.714109     -0.882108    -0.903692      -0.907028     -0.867521   
  8.70      -0.715353     -0.881368    -0.903233      -0.906577     -0.866759   
  8.80      -0.711280     -0.878908    -0.900671      -0.904034     -0.864018   
  8.90      -0.704646     -0.874658    -0.896301      -0.899638     -0.859335   
  9.00      -0.701820     -0.868488    -0.890250      -0.893625     -0.852893   
 Parameters from Murnaghan fit: 
 a_0 (Å)         4.56          4.56         4.57           4.57          4.56 
 B_0 (GPa)        182           169          171            171           174 


 GaN  
                     E (Ry)      for LDA                        
 a (bohr)   Gcut 5/10        6/12         7/14           8/16          LAPW  
  8.30      -0.834650     -1.008336    -1.029774      -1.033084     -0.738863   
  8.40      -0.841609     -1.011304    -1.032862      -1.036175     -0.741903   
  8.50      -0.838170     -1.011409    -1.033186      -1.036471     -0.741678   
  8.60      -0.838086     -1.009259    -1.030987      -1.034285     -0.739354   
  8.70      -0.835275     -1.004581    -1.026592      -1.029899     -0.734625   
  8.80      -0.827091     -0.998349    -1.020240      -1.023567     -0.728075   
  8.90      -0.816694     -0.990459    -1.012222      -1.015526     -0.719757   
  9.00      -0.810422     -0.980778    -1.002657      -1.006001     -0.709798   
 Parameters from Murnaghan fit: 
 a_0 (Å)         4.48          4.47         4.48           4.48          4.47 
 B_0 (GPa)        260           200          202            202           205