Abstract
IT may or may not have been noticed that the refractivity (μâ1) at any point, required to produce the Einstein deflection, is the squared ratio of the velocity of free fall from infinity to the velocity of light.
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LODGE, O. Gravitation and Light. Nature 104, 334 (1919). https://doi.org/10.1038/104334b0
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DOI: https://doi.org/10.1038/104334b0


