2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/158424Using the isospectral partners of the Bessel functions derived by Reyes et al., we find, on one hand, that these functions show non-typical supersymmetric (SUSY) behavior and, on the other, that the isospectral partner of the classical wave equation is equivalent to that of a damped system whose oscillations do not vanish in time, but show a non-harmonic shape.5 pages, 2 figuresMathematical Physics42C05; 34L40text