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Eudoxus of Cnidus: Quick Facts

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Facts

Born c.395 BCE or 390 BCE • Cnidus
Died c.342 BCE or 337 BCE • Cnidus
Subjects Of Study irrational number • method of exhaustion • planet • proportionality • space motion • star

Photos

Eudoxus's method of exhaustion
Map of the Greco-Roman world highlighting the birthplaces of notable ancient mathematicians, marked with the pi symbol and labeled with their names. Cities such as Athens, Alexandria, Syracuse, and Miletus are shown around the Mediterranean, with modern country boundaries outlined. An inset provides detail for the region of Greece and western Anatolia.
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Apollonius of Perga
Greek mathematician
Engraved portrait of Swiss mathematician and physicist Leonhard Euler in profile, wearing a dark coat and ruffled white shirt, from the 1740s.
Leonhard Euler
Swiss mathematician
Boscovich, detail of a portrait by an unknown artist; in Dubrovnik Cloister, Croatia
Ruggero Giuseppe Boscovich
Italian astronomer and mathematician
Engraving of six astronomers, with Hipparchus seated at center and, from left to right, Galileo, Johannes Hevelius, Tycho Brahe, Nicolaus Copernicus, and Ptolemy standing, each holding scientific instruments.
Hipparchus
Greek astronomer
How did Ptolemy explain retrograde motion?
Ptolemy
Egyptian astronomer, mathematician, and geographer
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Theaetetus
Greek mathematician
Isaac Newton
Isaac Newton
English physicist and mathematician
Johannes Kepler
Johannes Kepler
German astronomer
Galileo
Galileo
Italian natural philosopher, astronomer, and mathematician
Engraving portrait of Carl Friedrich Gauss wearing a cap and formal 19th-century clothing, with detailed shading around his face and upper body.
Carl Friedrich Gauss
German mathematician
Fermat, portrait by Roland Lefèvre; in the Narbonne City Museums, France
Pierre de Fermat
French mathematician
Friedrich Wilhelm Bessel
Friedrich Wilhelm Bessel
German astronomer
Paul Erdős
Paul Erdős
Hungarian mathematician
Arthur Stanley Eddington.
Arthur Eddington
British scientist
Dedekind
Richard Dedekind
German mathematician
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Ibn al-Haytham
Arab astronomer and mathematician
James Gregory.
James Gregory
Scottish mathematician and astronomer
illustration of Robert Hooke's law of elasticity of materials
Robert Hooke
British scientist
Karl Schwarzschild
Karl Schwarzschild
German astronomer
Johann Lambert, detail of a lithograph by Gottfried Englemann, after a portrait by Pierre-Roch Vigneron
Johann Heinrich Lambert
Swiss-German scientist and philosopher

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View of the Andromeda Galaxy (Messier 31, M31).
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