Physical Review A
Comments about energies of parameter-dependent systems
Francisco Marcelo Fernández, Eduardo Alberto Castro
Abstract
It is shown that the proper dependence of eigenvalues with respect to the parameters and quantum numbers can be found by calculating the extremum of the energy functional.Received 23 March 1982DOI:https://doi.org/10.1103/PhysRevA.27.2735©1983 American Physical Society