Newton's Principia, sections I, II, III, with notes and illustrations. Also a collection of problems (1863)
Newton, Isaac, Sir, 1642-1727, Frost, Percival, 1817-1898 · Cambridge, London, Macmillan and Co · leaf 193
ngth of the string, prove that the tension is a maximum at a pointD, where SD is perpendicular to CS, and that if CS is half the lengthof the strifig, the two minimum and the maximum tensions are inthe ratio, 0, 4 and 3^3. PROP. VII. PROBLEM II. A body moves in the circumference of a circle, to… … of the circle drawn through S from P, the position of thebody at any time. And let $Fbe drawn perpendicular toj the tangent to the curve at P. By Prop. vi. Cor. 3, if F be the measure of the acceleratingeffect of the centripetal force, ~ SY\PV and, since the angles SPY, VAP are equal, and also…
Mechanics · Celestial mechanics
Internet Archive · California Digital Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Nicolai Copernici Torinensis De reuolutionibus orbium coelestium, libri VI : Habes in hoc opere iam recens nato, & aedito, studiose lector, motus stellarum, tam fixarum, quàm erraticarum, cum ex ueteribus, tum etiam ex recentibus obseruationibus restitutos: & nouis insuper ac admirabilibus hypothesibus ornatos. Habes etiam tabulas expeditissimas, ex quibus eosdem ad quoduis tempus quàm facillime caculare poteris. Igitur eme, lege, fruere. [Line in Greek] (1543)](https://img.insideoutlibrary.com/img/200/ia-nicolaicopernici00cope-193-112.webp)
