2. A native of Colophon, a learned geometer mentioned by Proclus. (Comment. ad Euclid, lib. i. p. 19. ed. Basil.)
He was one of the immediate predecessors of Euclid, and the discoverer of several geometrical propositions. [C.P.M]
William Smith. A Dictionary of Greek and Roman biography and mythology. London. John Murray: printed by Spottiswoode and Co., New-Street Square and Parliament Street. In the article on Soranus, we find: "at this present time (1848)" and this date seems to reflect the dates of works cited. 1873 - probably the printing date.