London : Longman, Rees, Orme, Brown, Green, and Longman · leaf 358
Then, if the right lines which form the curveat c (Jig. 118.) be increased, wehave the figure c de, that is, the ap-parent interruption of the curve isan increased part of the curve itself.To the mathematical reader wecan explain our meaning moreclearly, by pointing out that, taking c for our…
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