2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/51670The Moyal star formulation of string field theory is reviewed. The various versions of the star product are compared and related to one another in a regulated theory that resolves associativity anomalies. A summary of computations and challenges is given.22 pages, LaTeX. v3 minor correctionsHigh Energy Physics - Theorytext