Excerpta quaedam e Newtoni Principiis philosophiae naturalis, cum notis variorum (1765)
Newton, Isaac, Sir, 1642-1727, Jebb, John, 1736-1786 ed · Cantabrigiae: typis academicis excudebat J. Bentham. Veneunt apud T. & J. Merrill · leaf 68
ma ^lineaePr, ^r perpendiculares ad curvam in his punftis occurrent in centrocurvaturse r: a reftis angulis r P ^, r ^L, fubducantut anguli zequalesS P ^, 5^L, et erit angulus rPC sequalis angulo C^S, ffiquantur vero an-guli verticales ad C, ergo eft angulus ^S P — ^x P ; angulus ^r P ad cen-trum… … PHILOSOPHI^ NATURALIS. 4.7 Sectip PROPOSITIO IX. PROBLEMA IV. Gyretur corpus in ellipfi: requiritur lex vis centripetcetendentis ad centru?n ellipfeos. Sunto CA, CB femiaxes ellipfeos; GP, D/Cdiametri alias con-jugatge; PF, ^T perpendicula ad diametros; ^v ordinatim appli- Fig.^i.cata ad diametrum…
Mechanics · Celestial mechanics
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