### The atomic LDA calculation of C

```***************************************************
Input file
***************************************************

System.CurrentDirectory    ./
System.Name                 C0
<<< Calculation type >>>
eq.type                     sch
calc.type                   ALLFEM
xc.type                     LDA
<<< Atom >>>
AtomSpecies                 6
max.ocupied.N               2
total.electron              6.0000
valence.electron            4.0000

grid.xmax                  10.000    # rmax=xmax^2
grid.num                    2249
<<< SCF >>>
scf.maxIter                 200
scf.Mixing.Type             Simple
scf.Init.Mixing.Weight      0.10000
scf.Min.Mixing.Weight       0.00100
scf.Max.Mixing.Weight       0.80000
scf.criterion               1.000e-100

*****************************************************
Eigenvalues (Hartree) in all electron calculation
*****************************************************

n=  1  l=  0         -9.947718228860824
n=  2  l=  0         -0.500866102996467
n=  2  l=  1         -0.199185719671257

*****************************************************
Energies (Hartree) in all electron calculation
*****************************************************

Etot   =      -37.425748535985572
Etot   = Ekin + EHart + Exc + Eec

Ekin   =       37.190390726965240
EHart  =       17.627997260658015
Eec    =      -87.515412231400326
Exc    =       -4.728724292208501

Exc    = Ex + Ecorr = (Ex-Ekin_x) + (Ecorr-Ekin_c) + Ekin_x + Ekin_c
Ex     =       -4.355862618858319
Ecorr  =       -0.372861673350182
Ekin_x =       -0.000000000000000
Ekin_c =        0.235357809019886

Eeigen =      -21.295540103057096

Virial theorem  2*(Ekin+Ekin_x+Ekin_c)+(EHart+Eec+Exc-Ekin_x-Ekin_c) = -0.000000000000447
Virial theorem (EHart+Eec+Exc-Ekin_x-Ekin_c)/(Ekin+Ekin_x+Ekin_c)    = -2.000000000000012
```