2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/36209Both the non-homogeneous slowness of electromagnetic waves in gravitational fields and the frequency red shift contribute to the gravitational light bending. This twofold contribution explains the measured deflection of light rays by the Sun under Euclidean geometry of space.2 pages, LatexGeneral Relativity and Quantum Cosmologytext