2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/94037Within unbroken SUSYQM and for zero factorization energy, I present an iterative generalization of Mielnik's isospectral method by employing a Schroedinger true zero mode in the first-step general Riccati solution and imposing the physical condition of normalization at each iterative step. This procedure leads to a well-defined multiple-parameter structure within Mielnik's construction for both zero modes and potentials12 pages, 5 figuresQuantum PhysicsMathematical Physicstext