MATHEMATICIAN

Al-Karaji

953 - 1029

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Abū Bakr Muḥammad ibn al Ḥasan al-Karajī (Persian: ابو بکر محمد بن الحسن الکرجی; c. 953 – c. 1029) was a 10th-century Persian mathematician and engineer who flourished at Baghdad. Read more on Wikipedia

Since 2007, the English Wikipedia page of Al-Karaji has received more than 148,528 page views. His biography is available in 24 different languages on Wikipedia (up from 22 in 2019). Al-Karaji is the 198th most popular mathematician (down from 188th in 2019), the 155th most popular biography from Iran (down from 145th in 2019) and the 5th most popular Iranian Mathematician.

Al-Karaji was a mathematician and astronomer from the 11th century who is most famous for his contributions to algebra, including the introduction of the concept of the unknown.

Memorability Metrics

  • 150k

    Page Views (PV)

  • 60.30

    Historical Popularity Index (HPI)

  • 24

    Languages Editions (L)

  • 6.78

    Effective Languages (L*)

  • 1.96

    Coefficient of Variation (CV)

Among MATHEMATICIANS

Among mathematicians, Al-Karaji ranks 198 out of 1,004. Before him are Jakob Steiner, Gabriel Lamé, Theaetetus, Abu Zayd al-Balkhi, Al-Khazini, and Giovanni Ceva. After him are Laurent Schwartz, Pedro Nunes, Theodorus of Cyrene, Richard von Mises, Paul Guldin, and Tullio Levi-Civita.

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Contemporaries

Among people born in 953, Al-Karaji ranks 1. After him are Bermudo II of León, Charles, Duke of Lower Lorraine, and Guo Zongxun. Among people deceased in 1029, Al-Karaji ranks 1. After him are Queen Heonae, Haakon Ericsson, Kushyar Gilani, and García Sánchez of Castile.

Others Born in 953

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Others Deceased in 1029

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In Iran

Among people born in Iran, Al-Karaji ranks 155 out of 631. Before him are Forough Farrokhzad (1935), Abu Nasr Mansur (960), Dariush Mehrjui (1939), Muhammad ibn Ya'qub al-Kulayni (864), Amytis of Media (-630), and Al-Khazini (1077). After him are Vologases IV (150), Ibn Babawayh (918), Zakariya al-Qazwini (1203), Qutb al-Din al-Shirazi (1236), Shapour Bakhtiar (1914), and Vologases VI (200).

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Among MATHEMATICIANS In Iran

Among mathematicians born in Iran, Al-Karaji ranks 5. Before him are Omar Khayyam (1048), Abu al-Wafa' Buzjani (940), Abu Nasr Mansur (960), and Al-Khazini (1077). After him are Qutb al-Din al-Shirazi (1236), Abū Sahl al-Qūhī (940), Sharaf al-Dīn al-Ṭūsī (1135), Maryam Mirzakhani (1977), Athir al-Din al-Abhari (1200), Kamāl al-Dīn al-Fārisī (1265), and Al-Mahani (820).

Iranian born Mathematicians

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