MATHEMATICIAN
Seki Takakazu
1642 - 1708
Seki Takakazu
Seki Takakazu (関 孝和, c. March 1642 – December 5, 1708), also known as Seki Kōwa (関 孝和), was a Japanese mathematician and author of the Edo period. Seki laid foundations for the subsequent development of Japanese mathematics, known as wasan. Read more on Wikipedia
Since 2007, the English Wikipedia page of Seki Takakazu has received more than 174,281 page views. His biography is available in 36 different languages on Wikipedia (up from 28 in 2019). Seki Takakazu is the 241st most popular mathematician (up from 271st in 2019), the 407th most popular biography from Japan (up from 492nd in 2019) and the most popular Japanese Mathematician.
Memorability Metrics
170k
Page Views (PV)
58.48
Historical Popularity Index (HPI)
36
Languages Editions (L)
3.12
Effective Languages (L*)
4.25
Coefficient of Variation (CV)
Among MATHEMATICIANS
Among mathematicians, Seki Takakazu ranks 241 out of 1,004. Before him are Nikolay Bogolyubov, Eduard Heine, Isaac Beeckman, Farkas Bolyai, Johannes de Sacrobosco, and Nicolaus II Bernoulli. After him are Robert Recorde, John Charles Fields, Joseph Bertrand, Ibn al-Shatir, Simon Newcomb, and Muḥammad ibn Ibrāhīm al-Fazārī.
Most Popular Mathematicians in Wikipedia
Go to all RankingsNikolay Bogolyubov
1909 - 1992
HPI: 58.91
Rank: 235
Eduard Heine
1821 - 1881
HPI: 58.78
Rank: 236
Isaac Beeckman
1588 - 1637
HPI: 58.76
Rank: 237
Farkas Bolyai
1775 - 1856
HPI: 58.76
Rank: 238
Johannes de Sacrobosco
1195 - 1256
HPI: 58.67
Rank: 239
Nicolaus II Bernoulli
1695 - 1726
HPI: 58.54
Rank: 240
Seki Takakazu
1642 - 1708
HPI: 58.48
Rank: 241
Robert Recorde
1512 - 1558
HPI: 58.47
Rank: 242
John Charles Fields
1863 - 1932
HPI: 58.40
Rank: 243
Joseph Bertrand
1822 - 1900
HPI: 58.31
Rank: 244
Ibn al-Shatir
1304 - 1375
HPI: 58.27
Rank: 245
Simon Newcomb
1835 - 1909
HPI: 58.27
Rank: 246
Muḥammad ibn Ibrāhīm al-Fazārī
746 - 806
HPI: 58.23
Rank: 247
Contemporaries
Among people born in 1642, Seki Takakazu ranks 10. Before him are Johann Christoph Bach, Cosimo III de' Medici, Grand Duke of Tuscany, Shitao, André Charles Boulle, Ihara Saikaku, and Andrea Pozzo. After him are Louis I, Prince of Monaco, Abdul-Qādir Bedil, Marie Anne de La Trémoille, princesse des Ursins, Zheng Jing, Giovanni Maria Bononcini, and Anne Hilarion de Tourville. Among people deceased in 1708, Seki Takakazu ranks 8. Before him are Jules Hardouin-Mansart, Prince George of Denmark, Joseph Pitton de Tournefort, Hedvig Sophia of Sweden, Olympia Mancini, Countess of Soissons, and Ehrenfried Walther von Tschirnhaus. After him are Ferdinando Carlo Gonzaga, Duke of Mantua and Montferrat, Ludolf Bakhuizen, John Blow, Adolphus Frederick II, Duke of Mecklenburg-Strelitz, Christian Augustus, Count Palatine of Sulzbach, and Frederick II, Landgrave of Hesse-Homburg.
Others Born in 1642
Go to all RankingsJohann Christoph Bach
COMPOSER
1642 - 1703
HPI: 61.44
Rank: 4
Cosimo III de' Medici, Grand Duke of Tuscany
POLITICIAN
1642 - 1723
HPI: 61.21
Rank: 5
Shitao
PAINTER
1642 - 1707
HPI: 60.96
Rank: 6
André Charles Boulle
ARTIST
1642 - 1732
HPI: 59.17
Rank: 7
Ihara Saikaku
WRITER
1642 - 1693
HPI: 58.91
Rank: 8
Andrea Pozzo
PAINTER
1642 - 1709
HPI: 58.65
Rank: 9
Seki Takakazu
MATHEMATICIAN
1642 - 1708
HPI: 58.48
Rank: 10
Louis I, Prince of Monaco
POLITICIAN
1642 - 1701
HPI: 56.68
Rank: 11
Abdul-Qādir Bedil
WRITER
1642 - 1720
HPI: 56.43
Rank: 12
Marie Anne de La Trémoille, princesse des Ursins
POLITICIAN
1642 - 1722
HPI: 56.36
Rank: 13
Zheng Jing
POLITICIAN
1642 - 1681
HPI: 55.53
Rank: 14
Giovanni Maria Bononcini
MUSICIAN
1642 - 1678
HPI: 53.90
Rank: 15
Anne Hilarion de Tourville
MILITARY PERSONNEL
1642 - 1701
HPI: 53.27
Rank: 16
Others Deceased in 1708
Go to all RankingsJules Hardouin-Mansart
ARCHITECT
1646 - 1708
HPI: 65.03
Rank: 2
Prince George of Denmark
POLITICIAN
1653 - 1708
HPI: 63.82
Rank: 3
Joseph Pitton de Tournefort
BIOLOGIST
1656 - 1708
HPI: 63.81
Rank: 4
Hedvig Sophia of Sweden
POLITICIAN
1681 - 1708
HPI: 62.71
Rank: 5
Olympia Mancini, Countess of Soissons
POLITICIAN
1638 - 1708
HPI: 62.12
Rank: 6
Ehrenfried Walther von Tschirnhaus
MATHEMATICIAN
1651 - 1708
HPI: 60.92
Rank: 7
Seki Takakazu
MATHEMATICIAN
1642 - 1708
HPI: 58.48
Rank: 8
Ferdinando Carlo Gonzaga, Duke of Mantua and Montferrat
POLITICIAN
1652 - 1708
HPI: 58.21
Rank: 9
Ludolf Bakhuizen
PAINTER
1630 - 1708
HPI: 58.19
Rank: 10
John Blow
COMPOSER
1649 - 1708
HPI: 55.93
Rank: 11
Adolphus Frederick II, Duke of Mecklenburg-Strelitz
POLITICIAN
1658 - 1708
HPI: 55.10
Rank: 12
Christian Augustus, Count Palatine of Sulzbach
POLITICIAN
1622 - 1708
HPI: 54.84
Rank: 13
Frederick II, Landgrave of Hesse-Homburg
POLITICIAN
1633 - 1708
HPI: 53.89
Rank: 14
In Japan
Among people born in Japan, Seki Takakazu ranks 407 out of 6,245. Before him are Shuji Nakamura (1954), Kunisada (1786), Yoshimatsu Oyama (null), Daisaku Ikeda (1928), Tetsu Katayama (1887), and Saizo Saito (1908). After him are Seishiro Shimatani (1938), Haruo Arima (null), Hisaichi Terauchi (1879), Emperor Ninmyō (808), Sadao Araki (1877), and Michiyo Taki (null).
Others born in Japan
Go to all RankingsShuji Nakamura
PHYSICIST
1954 - Present
HPI: 58.56
Rank: 401
Kunisada
PAINTER
1786 - 1865
HPI: 58.55
Rank: 402
Yoshimatsu Oyama
SOCCER PLAYER
HPI: 58.53
Rank: 403
Daisaku Ikeda
PHILOSOPHER
1928 - 2023
HPI: 58.53
Rank: 404
Tetsu Katayama
POLITICIAN
1887 - 1978
HPI: 58.52
Rank: 405
Saizo Saito
SOCCER PLAYER
1908 - 2004
HPI: 58.50
Rank: 406
Seki Takakazu
MATHEMATICIAN
1642 - 1708
HPI: 58.48
Rank: 407
Seishiro Shimatani
SOCCER PLAYER
1938 - 2001
HPI: 58.47
Rank: 408
Haruo Arima
SOCCER PLAYER
HPI: 58.47
Rank: 409
Hisaichi Terauchi
MILITARY PERSONNEL
1879 - 1946
HPI: 58.45
Rank: 410
Emperor Ninmyō
POLITICIAN
808 - 850
HPI: 58.44
Rank: 411
Sadao Araki
MILITARY PERSONNEL
1877 - 1966
HPI: 58.43
Rank: 412
Michiyo Taki
SOCCER PLAYER
HPI: 58.43
Rank: 413
Among MATHEMATICIANS In Japan
Among mathematicians born in Japan, Seki Takakazu ranks 1. After him are Kunihiko Kodaira (1915), Kiyosi Itô (1915), Heisuke Hironaka (1931), Goro Shimura (1930), Yutaka Taniyama (1927), Mikio Sato (1928), Shigefumi Mori (1951), Kenkichi Iwasawa (1917), Yasumasa Kanada (1948), Shinichi Mochizuki (1969), and Christopher Zeeman (1925).
Seki Takakazu
1642 - 1708
HPI: 58.48
Rank: 1
Kunihiko Kodaira
1915 - 1997
HPI: 56.99
Rank: 2
Kiyosi Itô
1915 - 2008
HPI: 56.76
Rank: 3
Heisuke Hironaka
1931 - Present
HPI: 55.19
Rank: 4
Goro Shimura
1930 - 2019
HPI: 53.46
Rank: 5
Yutaka Taniyama
1927 - 1958
HPI: 53.05
Rank: 6
Mikio Sato
1928 - 2023
HPI: 50.88
Rank: 7
Shigefumi Mori
1951 - Present
HPI: 50.81
Rank: 8
Kenkichi Iwasawa
1917 - 1998
HPI: 47.59
Rank: 9
Yasumasa Kanada
1948 - 2020
HPI: 46.24
Rank: 10
Shinichi Mochizuki
1969 - Present
HPI: 45.32
Rank: 11
Christopher Zeeman
1925 - 2016
HPI: 40.65
Rank: 12