Mathematician:Hipparchus of Nicaea

Mathematician

Greek astronomer, geographer, and mathematician of Turkish origin.

Derived the first known set of trigonometrical tables.

Discovered the precession of the equinoxes.

Nationality

Greek, of Turkish origin.

History

• Born: c. 190 BCE, Nicaea, Bithynia (now Iznik, Turkey)
• Died: c. 120 BCE, Rhodes

Discoveries

• Precession of Equinoxes

Publications

• Τῶν Ἀράτου καὶ Εὐδόξου φαινομένων ἐξήγησις ("Commentary on the Phaenomena of Eudoxus and Aratus")
• c 150 BCE: Trigonometrical Tables

Sources

• John J. O'Connor and Edmund F. Robertson: "Hipparchus of Nicaea": MacTutor History of Mathematics archive

• 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): A List of Mathematicians in Chronological Sequence
• 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): A List of Mathematicians in Chronological Sequence
• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): Hipparchus (c. 190-c. 126 bc)
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): Hipparchus (c.190-c.126 bc)
• 2008: Ian Stewart: Taming the Infinite ... (previous) ... (next): Chapter $5$: Eternal Triangles: The origins of trigonometry
• 2008: Ian Stewart: Taming the Infinite ... (previous) ... (next): Chapter $8$: The System of the World: The need for Calculus