2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/106455We extend the classical approach of the R-separation of the Laplace equation (as a null eigenvalue problem) to the general steady state Schroedinger equation including cases where a scalar potential V is present and the energy is a fixed constant.22 pagesExactly Solvable and Integrable Systemstext