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)
his parallelogram, since itsbreadth is diminished indefinitely [as the number ofparallelograms is increased indefinitely] becomes lessthan any assignable parallelogram; therefore, byLemma I., the inscribed and circumscribed figures,and, a fortiori, the curvilinear figure, which is inter-mediate,… … For, let AF be equal to the greatest breadtli, and theparallelogram FAaf be completed. This parallelo-gram will be greater than the difference between theinscribed and circumscribed figures. But, when itsbreadth is diminislied indefinitely, it will becomeless than any assignable parallelogram.…
Mechanics · Celestial mechanics
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