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 36
mber of parallelograms Ab, Be,Cd, &c. be inscribed, upon equal bases AB, BC, CD, &c.,and having sides Bb, Cc, Del, &c. parallel to the side Aaof the figure; and the parallelograms aKbl, bLcm, cMcln,(Sec. be completed; then, if the breadth of these parallelograms be diminished, and the… … For the difference of the inscribed and circumscribed figuresis the sum of the parallelograms Kl, Lm, Mn, Do, that is,(since the bases of all are equal) a parallelogram whosebase is Kb, that of one of them, and altitude the sum oftheir altitudes, that is, the parallelogram ABla. But…
Mechanics · Celestial mechanics
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