Mathematical elements of natural philosophy, confirm'd by experiments : or, An introduction to Sir Isaac Newton's philosophy (1747)
Gravesande, Willem Jacob 's, 1688-1742, Desaguliers, J. T. (John Theophilus), 1683-1744, tr, Adams, John, 1735-1826, former owner. BRL, John Adams Library (Boston Public Library) BRL · London : Printed for W. Innys, T. Longman and T. Shewell, C. Hitch ..., and M. Senex ... · leaf 214
efe refraded Rays are coyiverging, nvhen the Convexityof the Separation is given on ihe Side of the lejs refraSling Medium, 2928. then they meet at F. In a contrary Difpoftion of the Surface they* 2026. ^^^ diverging, and are movd, as if they proceeded from F *. 2929! ^^^ ^^^^ ^o^ confider in… … Chap. 8. of Natural Philofophy. 153 to one Point, are movd after Refraftion, to Senfe, as if they alfobelongd to one Point as has been demonflrated of parallel Rays;which will be feen in the firft Scholium following; in which weIhall demonftrate a general Rule to determine the Refradlion in…
Physics · Natural Sciences
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