Newton's principia, first book sections I, II, III, with notes and illustrations and a collection of problems, principally intended as examples of Newton's methods (1900)
nd the greatest velocity withwhich one of the bodies can be projected in a direction perpendicularto its portion pf the string without KQOving the other body. 173 NEWTON. PEOP. V. PKOBLEM I. Having given the velocity with which a tody is moving atany three points of a given orlit, described hy it… … Draw PJ-, QB, i?C perpendicular to the tangents, andinversely proportional to the velocities of the bodyat the points P, Q^ R. Through A, P, C draw AB,DBE, CE at right angles to PA, QB, PC meeting inD and E. Join TD, VE; TD and FP produced, ifnecessary, shall meet in /Sthe required centre offeree.…
Mechanics · Celestial mechanics
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