2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/186030We evaluate the Green's function of the D-dimensional relativistic Coulomb system via sum over perturbation series which is obtained by expanding the exponential containing the potential term $V({\bf x)}$ in the path integral into a power series. The energy spectra and wave functions are extracted from the resulting amplitude.13 pages, ReVTeX, no figuresQuantum Physicstext