2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/35934The Einstein's equivalence principle is formulated in terms of the accuracy of measurements and its dependence of the size of the area of measurement. It is shown that different refinements of the statement 'the spacetime is locally flat' lead to different conculsions about the spacetime geometry.latexGeneral Relativity and Quantum Cosmologytext