Cu  
                     E (Ry)      for GGA                        
 a (bohr)   Gcut 5/10        6/12         7/14           8/16          LAPW  
  6.50      -0.230131     -0.237562    -0.238180      -0.238448     -0.222178   
  6.60      -0.238278     -0.245640    -0.246249      -0.246522     -0.229557   
  6.70      -0.243895     -0.251234    -0.251837      -0.252116     -0.234180   
  6.80      -0.247378     -0.254720    -0.255322      -0.255606     -0.237277   
  6.90      -0.249096     -0.256422    -0.257027      -0.257314     -0.238407   
  7.00      -0.249258     -0.256623    -0.257231      -0.257516     -0.237937   
  7.10      -0.248179     -0.255596    -0.256208      -0.256495     -0.236359   
  7.20      -0.246075     -0.253555    -0.254169      -0.254454     -0.233665   
 Parameters from Murnaghan fit: 
 a_0 (Å)         3.69          3.69         3.69           3.69          3.66 
 B_0 (GPa)        126           123          123            123           134 


 Cu  
                     E (Ry)      for LDA                        
 a (bohr)   Gcut 5/10        6/12         7/14           8/16          LAPW  
  6.50      -0.312600     -0.320089    -0.320700      -0.320971     -0.872244   
  6.60      -0.316774     -0.324165    -0.324766      -0.325041     -0.875634   
  6.70      -0.318638     -0.325983    -0.326579      -0.326860     -0.876481   
  6.80      -0.318573     -0.325840    -0.326500      -0.326785     -0.875984   
  6.90      -0.316938     -0.324237    -0.324837      -0.325127     -0.873747   
  7.00      -0.313921     -0.321252    -0.321857      -0.322148     -0.870095   
  7.10      -0.309739     -0.317216    -0.317826      -0.318118     -0.865497   
  7.20      -0.304876     -0.312322    -0.312935      -0.313227     -0.859985   
 Parameters from Murnaghan fit: 
 a_0 (Å)         3.57          3.57         3.57           3.57          3.55 
 B_0 (GPa)        171           167          167            167           174