The Elements of Euclid : viz. the first six books, together with the eleventh and twelfth : the errors, by which Theon, or others, have long ago vitiated these books, are corrected, and some of Euclid's demonstrations are restored : also, the book of Euclid's Data, in like manner corrected (1806)
Euclid, Simson, Robert, 1687-1768, Euclid. Elements. Book 11-12. English. 1806, Euclid. Data. English. 1806, Simson, Robert, 1687-1768. Notes, critical and geometrical. 1806, Simson, Robert, 1687-1768. Elements of plane and spherical trigonometry. 1806 · Philadelphia : Published by Mathew Cary, and sold by J. Conrad & Co., S.F. Bradford, Birch & Small, and Samuel Etheridge, printed by T. & G. Palmer ... · leaf 434
e straight line MN in thesegment of the circle described about the triangle ABC, whichliisects BC at right angles ; the ratio of AD to BC, that is, ofHF to FL, must not be greater than the ratio of MN to BC :let it be so, and, by the 77th dat. find a triangle OPQwhich has one of its angles POQ… … B D
Euclid's Elements · Mathematics, Greek · Geometry
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