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 (1834)
Euclid, Euclid, Simson, Robert, 1687-1768 · Philadelphia : Desilver & Thomas · leaf 207
drawn through the points K, L, M, N, and parallelograms uponthe straight lines EF, FG, GH, HE be completed; each of the tri-angles EKF, FLG, GMH, HNE shaU be the half (41. 1.) of theparallelogram in which it is: but every segment is less than theparallelogram in which it is: wherefore each of the… … by straight lines, by continuing to do this, there will at length re-main segments of the circle, which, together, shall be less than the * See Note. t For there is some square equal to the circle ABCD; let P be the side of it;and to three straight lines BD, FH, and P, there can be a fourth…
Mathematics, Greek · Geometry · Trigonometry
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