2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/104550We consider general five-dimensional gauge theories compactified on on an orbifold S1/Z2 with all fields propagating in the bulk. We propose a generalized set of boundary conditions and derive the general features of the low energy-spectrum. The results are illustrated with two simple examples.9 pages, 3 figures; requires revtex4. Typo in equation (9) correctedHigh Energy Physics - Phenomenologytext