2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/130128For the heat equation in a bounded domain we give a stability result for a smooth diffusion coefficient. The key ingredients are a global Carleman-type estimate, a Poincaré-type estimate and an energy estimate with a single observation acting on a part of the boundary.Analysis of PDEs35R05; 35R30Inverse Conductivity Problem for a Parabolic Equation using a Carlemen Estimate with one Observationtext