Ibn al-Haytham: Quick Facts


Facts

Also Known As Abū ʿAlī al-Ḥasan ibn al-Haytham • Alhazen
Born c.965 • Basra
Died c.1040 • Cairo • Egypt
Notable Works “Hayʾat al-ʿālam” • “Kitāb al-manāẓir”
Subjects Of Study optics • parallel lines

Photos


Fermat, portrait by Roland Lefèvre; in the Narbonne City Museums, France
Pierre de Fermat
French mathematician
Roger Bacon
Roger Bacon
English philosopher and educational reformer
How did Ptolemy explain retrograde motion?
Ptolemy
Egyptian astronomer, mathematician, and geographer
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Eudoxus of Cnidus
Greek mathematician and astronomer
James Gregory.
James Gregory
Scottish mathematician and astronomer
Boscovich, detail of a portrait by an unknown artist; in Dubrovnik Cloister, Croatia
Ruggero Giuseppe Boscovich
Italian astronomer and mathematician
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al-Battānī
Arab astronomer and mathematician
Isaac Newton
Isaac Newton
English physicist and mathematician
Johannes Kepler
Johannes Kepler
German astronomer
Hermann von Helmholtz
Hermann von Helmholtz
German scientist and philosopher
Galileo
Galileo
Italian natural philosopher, astronomer, and mathematician
French philosopher Blaise Pascal
Blaise Pascal
French philosopher and scientist
Giordano Bruno
Giordano Bruno
Italian philosopher
Euclid
Euclid
Greek 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
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
Edmond Halley
Edmond Halley
British scientist
Bernhard Riemann, lithograph after a portrait, artist unknown, 1863.
Bernhard Riemann
German mathematician
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Sir William Rowan Hamilton
Irish mathematician and astronomer
Christiaan Huygens
Christiaan Huygens
Dutch scientist and mathematician