trigonométrie

[1974] The Chord Table of Hipparchus and the Early History of Greek Trigonometry ; G. J. Toomer ; Centaurus 18 (1974) p. 6 [lien]
[2005] Hipparchus' Eclipse Trios and Early Trigonometry ; Dennis W. Duke ; Centaurus 47 (2005) p. 163 [lien]