2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/127417We derive an Itô's-type formula for the one dimensional stochastic heat equation driven by a space-time white noise. The proof is based on elementary properties of the $\mathcal{S}$-transform and on the explicit representation of the solution process. We also discuss the relationship with other versions of this Itô's-type formula existing in literature.10 pagesProbability60H15; 60H40text