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 97
d (1.4.) around in the whole circle, an equilateral and equi-angular quindecagon shall be inscribed in it. Which was to bedone. And in the same manner as was done in the pentagon, if throughthe points of division made by inscribing the quindecagon, straightlines be drawn touching the circle, an… … * See Note. THE ELEMENTS OF EUCLID. BOOK V. DEFiiriTioxrs. I. A LESS magnitude is said to be a part of a greater magnitude,when the less measures the greater, that is, * when the less iscontained a certain number of times exactly in the greater. II. A greater magnitude is said to be a multiple of a…
Mathematics, Greek · Geometry · Trigonometry
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