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 213
B C E V * See Note,th^ iT^ ^^^ ^^ explained the same way as at the note i in proposition 2 in BOOK XII. THE ELEMENTS OF EUCLID. 211 the solid Q is greater than the prisms in the pyramid DEFH.But it is also less, which is impossible. Therefore the base ABCis not to the base DEF, as the pyramid ABCG…
Mathematics, Greek · Geometry · Trigonometry
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