2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/186271Based on the generalized uncertainty principle, we study the entropy of a four-dimensional black hole by counting degrees of freedom near the horizon and obtain the (finite) entropy proportional to the surface area at the horizon without a cutoff introduced in the conventional brick-wall method.5 pagesGeneral Relativity and Quantum Cosmologytext