Recursion relations for Coulomb matrix elements.
Recursion relations for Coulomb matrix elements, with psi and psi prime wave functions describing bound state
Epstein, J. H.↗
Engineering topics
Epstein, J. H.
Publications and source records attributed to Epstein, J. H..
Electronic charge density in helium in the first order shielding approximation
Electronic charge density for ground state of helium as function of nuclear charge
NUCLEAR PHYSICS↗
Some remarks on the use of the variational principle for the second-order energy.
Second order energy correction calculated by Hylleraas variation principle with approximate zero order function, shows no relationship to true value
WAVE FUNCTION↗
Some Remarks on the Use of the Variational Principle for the Second Order Energy
Approximate ground state wave function used in variational principle for second order energy
WAVE FUNCTION↗