References[eedit | eedit soorce]
- The Suda states that he wis born in the 126t Olympiad, (276–272 BC). Strabo (Geography, i.2.2), thou, states that he wis a "pupil" (γνωριμος) o Zeno o Citium (who died 262 BC), which would imply an earlier year-o-birth (c. 285 BC) syne he is unlikely tae hae studied unner him at the young age o 14. However, γνωριμος can an aa mean "acquaintance", an the year o Zeno's daith is bi no means definite. Cf. Eratosthenes entry in the Dictionary of Scientific Biography (1971)
- The Suda states he died at the age o 80, Censorinus (De die natali, 15) at the age o 81, an Pseudo-Lucian (Makrobioi, 27) at the age o 82.