2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/204246We show that in the massless N=1 supersymmetric Wess-Zumino theory it is possible to devise a computational strategy by which the x-space calculation of the ladder 4-point correlators can be carried out without introducing any regularization. As an application we derive a representation valid at all loop orders in terms of conformal invariant integrals. We obtain an explicit expression of the 3-loop ladder diagram for collinear external points.LaTeX, 17 pages, 8 figuresHigh Energy Physics - Theorytext