2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/45313We review some important topics related to the semirelativistic description of bound states by the spinless Salpeter equation: the special case of the Coulomb interaction, numerical approximation methods, and a way to avoid the problematic square-root operator of the relativistic kinetic energy.17 pages, LaTeX, HEPHY-PUB 610/94High Energy Physics - PhenomenologyHigh Energy Physics - Theorytext