2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/125462The stochastic differential equation $\dot{x}(t) = ax(t) + bx(t-τ) + c x(t) ξ(t)$ with a time-delayed feedback and a multiplicative Gaussian noise is shown to be related to Kardar-Parisi-Zhang universality class of growing surfaces.11 pages, 4 figuresStatistical Mechanicstext