The electronβelectron cusp condition for
β
Ajit J. Thakkar; Vedene H. Smith Jr.
π
Article
π
1976
π
Elsevier Science
π
English
β 420 KB
T?x Kato electron-electron cusp condition is used to derive a corresponding cusp condition for the spherical average of the intracule matrix. The numerical utility of this condition is illustrated by considering the Hart and Herzberg 20-parameter Hylleraas-type wavefunctions for the helium-like ions