A London encyclopaedia, or universal dictionary of science, art, literature and practical mechanics : comprising a popular view of the present state of knowledge : illustrated by numerous engravings, a general atlas, and appropriate diagrams (1829)
Curtis, Thomas, fl. 1820 · London : Thomas Tegg · leaf 761
enquire, therefore, in what circum-stances the point L will coincide with A, andalso the point M with C, and of consequencethe circumference LFM with ABC. If wesuppose that they coincide E A ; A D *. I a ; /3 :: EC : CD,and EA: EC :: ad : CD,or by conversion E A : A C :: A D : C D—A D: I A D : 2 D… … D, E, in a diameter of it being given, to find apoint F in the circumference of the given circle ;from which, if straight lines be drawn to thegiven points E, D, these straight lines shall haveto one another the given ratio of a to /3, which issupposed to be that of a greater to a less.—Sup-pose…
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