Dear WIEN2K user, I am doing LSDA+U calculation of the compound EuFe2As2. How one can decide the values of on-site Coulomb repulsion(Hubbard U )and atomic-orbital intra-exchange energy J (Hunds parameter) for the atoms 'Eu' and 'Fe' in this particular compound? Regards, Uday Dept of Physics. Indian Institute of Technology(IIT),Kanpur