940 - 1000
Ibn Sahl (full name: Abū Saʿd al-ʿAlāʾ ibn Sahl أبو سعد العلاء ابن سهل; c. 940–1000) was a Persian mathematician and physicist of the Islamic Golden Age, associated with the Buyid court of Baghdad. Read more on Wikipedia
Since 2007, the English Wikipedia page of Ibn Sahl has received more than 65,737 page views. His biography is available in 17 different languages on Wikipedia (up from 15 in 2019). Ibn Sahl is the 397th most popular mathematician (up from 457th in 2019).
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Among mathematicians, Ibn Sahl ranks 397 out of 823. Before him are Albert Girard, Abū Ja'far al-Khāzin, Jacques Tits, Alfred J. Lotka, Ignazio Danti, and Henri Brocard. After him are Qin Jiushao, Caspar Wessel, Lennart Carleson, Helmut Hasse, Grigory Margulis, and Ernst Schröder.
1595 - 1632
HPI: 52.97
Rank: 391
900 - 960
HPI: 52.95
Rank: 392
1930 - 2021
HPI: 52.94
Rank: 393
1880 - 1949
HPI: 52.93
Rank: 394
1536 - 1586
HPI: 52.89
Rank: 395
1845 - 1922
HPI: 52.88
Rank: 396
940 - 1000
HPI: 52.86
Rank: 397
1201 - 1261
HPI: 52.84
Rank: 398
1745 - 1818
HPI: 52.81
Rank: 399
1928 - Present
HPI: 52.79
Rank: 400
1898 - 1979
HPI: 52.76
Rank: 401
1946 - Present
HPI: 52.74
Rank: 402
1841 - 1902
HPI: 52.72
Rank: 403
Among people born in 940, Ibn Sahl ranks 14. Before him are Doubravka of Bohemia, Henry III, Duke of Bavaria, Baldwin III, Count of Flanders, Abu-Mahmud Khojandi, Abū Sahl al-Qūhī, and Bardas Phokas the Younger. After him are Willigis and Ælfthryth, wife of Edgar. Among people deceased in 1000, Ibn Sahl ranks 13. Before him are Henry of Speyer, Abu-Mahmud Khojandi, Abū Sahl al-Qūhī, Bertha of Swabia, Joseph Genesius, and Matsyendranatha. After him are Abu Sulayman Sijistani, Þorbjörn Hornklofi, Leo of Tripoli, Mara Takla Haymanot, Ælfthryth, wife of Edgar, and Ōshikōchi no Mitsune.
940 - 977
HPI: 56.65
Rank: 8
940 - 989
HPI: 56.10
Rank: 9
940 - 962
HPI: 55.23
Rank: 10
940 - 1000
HPI: 55.03
Rank: 11
940 - 1000
HPI: 54.95
Rank: 12
940 - 989
HPI: 53.31
Rank: 13
940 - 1000
HPI: 52.86
Rank: 14
940 - 1011
HPI: 50.46
Rank: 15
940 - 1000
HPI: 45.60
Rank: 16
971 - 1000
HPI: 55.64
Rank: 7
940 - 1000
HPI: 55.03
Rank: 8
940 - 1000
HPI: 54.95
Rank: 9
907 - 1000
HPI: 54.54
Rank: 10
1000 - 1000
HPI: 54.25
Rank: 11
901 - 1000
HPI: 53.56
Rank: 12
940 - 1000
HPI: 52.86
Rank: 13
932 - 1000
HPI: 51.48
Rank: 14
900 - 1000
HPI: 49.80
Rank: 15
900 - 1000
HPI: 48.92
Rank: 16
900 - 1000
HPI: 47.12
Rank: 17
940 - 1000
HPI: 45.60
Rank: 18
900 - 1000
HPI: 45.51
Rank: 19