Example: Verdet constants: H2O
******************************

"Download H2O_Verdet.run"

   #! /bin/sh


   # Specify the subkey MAGOPTROT in the AORESPONSE key to calculate the Verdet
   # constant.


   $AMSBIN/ams <<eor
   System
     atoms
        O           0.000000    0.134692    0.000000
        H           0.869763   -0.538741    0.000000
        H          -0.869763   -0.538794    0.000000
     end
   end

   Task SinglePoint

   Engine ADF
     allpoints
     aoresponse
       alda
       frequencies 0.088558 [Hartree]
       giao
       magoptrot
       scf converge 1d-6 iterations 25
     end
     basis
       core None
       type TZP
     end
     numericalquality Good
     symmetry nosym
     xc
       gga revPBE
       lda vwn
     end
     Relativity
       Level None
     End
   EndEngine
   eor

