Key points are not available for this paper at this time.
A corollary to a theorem by Kato is derived which relates the charge density and its derivative at the nucleus of an atom. For nuclear charge Z it is (∂ρ/∂r)r=0=−2Zρ(0).
Erich Steiner (Fri,) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: