2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/82054The Bethe-Salpeter equation for ground state of two fermions exchanging a gauge boson presents divergences. We used a prescription that allowed an apropriate prescription of the singularity in the boson propagator.7 pagesNuclear TheoryField gauge divergences in the light-fronttext