2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/46089We apply the iterative numerical algorithm ALPHA, which automatically generates the N-point Green functions (as recently suggested \cite{alpha}) to the computation of the production rate of four fermions and four fermions plus photon in electron-positron annihilation. The discussion of the physical results is preceded by an introduction on the algorithm.14 pages, LaTeX , 3 PostScript figures available upon requestHigh Energy Physics - Phenomenologytext