2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/16887A possibility to use an integral operator for establishing the link between physical and structural levels of materials in modeling diffusion processes is considered. We show how to perform the transition from the stochastic description of motion of a system of points to the continuum description of diffusive profiles.13 pages, 2 figuresMaterials ScienceStatistical Mechanicstext