When the rays are parallel, the reflecting surface 1 Elie Bocthor (1784-1821) was a French orientalist of Coptic origin.
Persuaded many eminent foreign teachers - among them the Scottish humanist George Buchanan and the French mathematician Elie Vinet - to lecture in its schools.
Francois and Speculum perfectionis, and Lempp's Frere Elie de Cortone.
S Elie de Beaumont, Notice sur les systemes de montagnes (3 vols., Paris, 1852).
Demolombe, together with statues of Louis XIV, Elie de Beaumont, Pierre Simon, marquis de Laplace, D.
Geology.Many years ago it was pointed out by Elie de Beaumont and Dufrnoy that the Jurassic rocks of France form upon the map an incomplete figure of 8.
Caussin de Perceval published (1828) a useful Grammaire arabe vulgaire, which passed through several editions (4th ed., 1858), and edited and enlarged Elie Bocthor's 1 Dictionnaire francais-arabe (2 vols., 1828; 3rd ed., 1864); but his great reputation rests almost entirely on one book, the Essai sur l'histoire des Arabes avant l'Islamisme, pendant l'epoque de Mahomet (3 vols., 1847-1849), in which the native traditions as to the early history of the Arabs, down to the death of Mahommed and the complete subjection of all the tribes to Islam, are brought together with wonderful industry and set forth with much learning and lucidity.
Having attended at the Ecole des Mines in Paris, he assisted Elie de Beaumont in the chair of geology at the College de France from 1855 until he succeeded him in 1874.
Was undertaken by Elie Berger (1881 et seq.), and those of Alexander IV.
Probably, however, the best service Elie de Beaumont rendered to science was in connexion with the geological map of France, in the preparation of which he had the leading share.