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Number of Results: 1 Search : Fermat''s principle

Fermat's principle parvaz-e Fermat Fr.: principe de Fermat The path taken by a ray of light going from one point to another through any set of media is such that the time taken is a minimum. This principle governs the light propagation and determines the geodesics of optical paths. Put forward by Pierre de Fermat (1601-1665), French mathematician, born at Beaumont-de-Lomagne;
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