1552 - 1626
Pietro Antonio Cataldi (15 April 1548, Bologna – 11 February 1626, Bologna) was an Italian mathematician. A citizen of Bologna, he taught mathematics and astronomy and also worked on military problems. His work included the development of continued fractions and a method for their representation. Read more on Wikipedia
Since 2007, the English Wikipedia page of Pietro Cataldi has received more than 32,301 page views. His biography is available in 25 different languages on Wikipedia. Pietro Cataldi is the 343rd most popular mathematician (down from 324th in 2019), the 2,099th most popular biography from Italy (down from 1,805th in 2019) and the 29th most popular Italian Mathematician.
Page Views (PV)
Historical Popularity Index (HPI)
Languages Editions (L)
Effective Languages (L*)
Coefficient of Variation (CV)
Among mathematicians, Pietro Cataldi ranks 343 out of 828. Before him are George Green, Otto Hesse, Claude Gaspard Bachet de Méziriac, Rudolf Lipschitz, René-Louis Baire, and John Milnor. After him are Robert Langlands, William Sealy Gosset, Emil Leon Post, Kunihiko Kodaira, Ignazio Danti, and Philipp Ludwig von Seidel.
1793 - 1841
HPI: 64.82
Rank: 337
1811 - 1874
HPI: 64.77
Rank: 338
1581 - 1638
HPI: 64.76
Rank: 339
1832 - 1903
HPI: 64.73
Rank: 340
1874 - 1932
HPI: 64.73
Rank: 341
1931 - Present
HPI: 64.72
Rank: 342
1552 - 1626
HPI: 64.68
Rank: 343
1936 - Present
HPI: 64.65
Rank: 344
1876 - 1937
HPI: 64.64
Rank: 345
1897 - 1954
HPI: 64.60
Rank: 346
1915 - 1997
HPI: 64.59
Rank: 347
1536 - 1586
HPI: 64.55
Rank: 348
1821 - 1896
HPI: 64.51
Rank: 349
Among people born in 1552, Pietro Cataldi ranks 15. Before him are Hans von Aachen, Jost Bürgi, Henri, Prince of Condé, Petrus Plancius, Agrippa d'Aubigné, and Dom Justo Takayama. After him are Edward Coke, Anna of Cleves, Alberico Gentili, Richard Hakluyt, and Gabriello Chiabrera. Among people deceased in 1626, Pietro Cataldi ranks 12. Before him are William V, Duke of Bavaria, Adriaen de Vries, Isabella of Savoy, Christian the Younger of Brunswick, Ferdinando Gonzaga, Duke of Mantua, and Louis V, Landgrave of Hesse-Darmstadt. After him are Théophile de Viau, Marino Ghetaldi, Salomon de Brosse, Paul Bril, Edmund Gunter, and John Ernest I, Duke of Saxe-Weimar.
1552 - 1615
HPI: 71.75
Rank: 9
1552 - 1632
HPI: 70.90
Rank: 10
1552 - 1588
HPI: 70.67
Rank: 11
1552 - 1622
HPI: 70.46
Rank: 12
1552 - 1630
HPI: 67.62
Rank: 13
1552 - 1615
HPI: 66.65
Rank: 14
1552 - 1626
HPI: 64.68
Rank: 15
1552 - 1634
HPI: 64.28
Rank: 16
1552 - 1632
HPI: 63.73
Rank: 17
1552 - 1608
HPI: 62.12
Rank: 18
1552 - 1616
HPI: 60.89
Rank: 19
1552 - 1638
HPI: 60.14
Rank: 20
1548 - 1626
HPI: 69.53
Rank: 6
1556 - 1626
HPI: 67.68
Rank: 7
1591 - 1626
HPI: 66.78
Rank: 8
1599 - 1626
HPI: 65.29
Rank: 9
1587 - 1626
HPI: 65.07
Rank: 10
1577 - 1626
HPI: 64.75
Rank: 11
1552 - 1626
HPI: 64.68
Rank: 12
1590 - 1626
HPI: 64.53
Rank: 13
1568 - 1626
HPI: 64.29
Rank: 14
1571 - 1626
HPI: 64.09
Rank: 15
1556 - 1626
HPI: 63.51
Rank: 16
1581 - 1626
HPI: 62.21
Rank: 17
1594 - 1626
HPI: 61.94
Rank: 18
Among people born in Italy, Pietro Cataldi ranks 2,099 out of 4,088. Before him are Ippolito d'Este (1479), Viktor Dankl von Krasnik (1854), Fabio Testi (1941), Tommaso Mocenigo (1343), Mariangela Melato (1941), and Giuseppe Baresi (1958). After him are Odoardo Beccari (1843), Jean-Antoine de Baïf (1532), Isa Miranda (1909), Carlo Alberto Dalla Chiesa (1920), Gae Aulenti (1927), and George P. Cosmatos (1941).
1479 - 1520
HPI: 64.71
Rank: 2,093
1854 - 1941
HPI: 64.71
Rank: 2,094
1941 - Present
HPI: 64.70
Rank: 2,095
1343 - 1423
HPI: 64.70
Rank: 2,096
1941 - 2013
HPI: 64.69
Rank: 2,097
1958 - Present
HPI: 64.68
Rank: 2,098
1552 - 1626
HPI: 64.68
Rank: 2,099
1843 - 1920
HPI: 64.68
Rank: 2,100
1532 - 1589
HPI: 64.68
Rank: 2,101
1909 - 1982
HPI: 64.67
Rank: 2,102
1920 - 1982
HPI: 64.66
Rank: 2,103
1927 - 2012
HPI: 64.64
Rank: 2,104
1941 - 2005
HPI: 64.63
Rank: 2,105
Among mathematicians born in Italy, Pietro Cataldi ranks 29. Before him are Lorenzo Mascheroni (1750), Eugenio Beltrami (1835), Giambattista Benedetti (1530), Ostilio Ricci (1540), Gregorio Ricci-Curbastro (1853), and Enrico Bombieri (1940). After him are Ignazio Danti (1536), Guidobaldo del Monte (1545), Ernesto Cesàro (1859), Luigi Cremona (1830), Guido Fubini (1879), and Daniele Barbaro (1513).
1750 - 1800
HPI: 66.27
Rank: 23
1835 - 1900
HPI: 66.21
Rank: 24
1530 - 1590
HPI: 65.66
Rank: 25
1540 - 1603
HPI: 65.41
Rank: 26
1853 - 1925
HPI: 65.06
Rank: 27
1940 - Present
HPI: 65.01
Rank: 28
1552 - 1626
HPI: 64.68
Rank: 29
1536 - 1586
HPI: 64.55
Rank: 30
1545 - 1607
HPI: 64.30
Rank: 31
1859 - 1906
HPI: 63.98
Rank: 32
1830 - 1903
HPI: 63.92
Rank: 33
1879 - 1943
HPI: 63.61
Rank: 34
1513 - 1570
HPI: 63.24
Rank: 35