Hi all I'm going to ask about the definition of kappa in Generalized Reaction-field. In manual-3.3.pdf and manual-3.2.pdf (eq 4.17), kappa**2 = ...SUM (c_i * z_i) But, in Ref.51 (eq 5), kappa**2 = ...SUM (c_i * (z_i)**2) Is eq.4.17 correct?