2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/147965The worldline path integral approach to the Bern-Kosower formalism is reviewed, which offers an alternative to Feynman diagram calculations in quantum field theory. Recent progress in constructing a multiloop generalization of this formalism is reported.13 pages, uuencoded ps-file, equation (29) correctedHigh Energy Physics - PhenomenologyHigh Energy Physics - Theorytext