1585 - 1657
Johann Baptist Cysat (Latinized as Cysatus; in French, Jean-Baptiste Cysat) (c. 1587 – March 17, 1657) was a Swiss Jesuit mathematician and astronomer, after whom the lunar crater Cysatus is named. Read more on Wikipedia
Since 2007, the English Wikipedia page of Johann Baptist Cysat has received more than 20,466 page views. His biography is available in 16 different languages on Wikipedia (up from 15 in 2019). Johann Baptist Cysat is the 553rd most popular mathematician (down from 501st in 2019), the 355th most popular biography from Switzerland (down from 299th in 2019) and the 15th most popular Swiss Mathematician.
Page Views (PV)
Historical Popularity Index (HPI)
Languages Editions (L)
Effective Languages (L*)
Coefficient of Variation (CV)
Among mathematicians, Johann Baptist Cysat ranks 553 out of 823. Before him are Richard Montague, Sylvestre François Lacroix, Giovanni Battista Zupi, Jai Singh II, Solomon Lefschetz, and Ian Stewart. After him are Michael Freedman, Evgraf Fedorov, Theodosius of Bithynia, Johann Radon, Harold Scott MacDonald Coxeter, and Max August Zorn.
1930 - 1971
HPI: 49.87
Rank: 547
1765 - 1843
HPI: 49.85
Rank: 548
1589 - 1667
HPI: 49.81
Rank: 549
1688 - 1743
HPI: 49.81
Rank: 550
1884 - 1972
HPI: 49.79
Rank: 551
1945 - Present
HPI: 49.79
Rank: 552
1585 - 1657
HPI: 49.77
Rank: 553
1951 - Present
HPI: 49.76
Rank: 554
1853 - 1919
HPI: 49.72
Rank: 555
160 BC - 100 BC
HPI: 49.71
Rank: 556
1887 - 1956
HPI: 49.71
Rank: 557
1907 - 2003
HPI: 49.65
Rank: 558
1906 - 1993
HPI: 49.64
Rank: 559
Among people born in 1585, Johann Baptist Cysat ranks 19. Before him are Hamnet Shakespeare, Mary Ward, Squanto, Caspar Bartholin the Elder, Pedro Teixeira, and Claude Favre de Vaugelas. After him are Frederick I, Landgrave of Hesse-Homburg, Domenico II Contarini, and Gerbrand Bredero. Among people deceased in 1657, Johann Baptist Cysat ranks 20. Before him are Menasseh Ben Israel, Hayashi Razan, Olimpia Maidalchini, Jacob van Eyck, John Lilburne, and Evert van Aelst. After him is William Bradford.
1585 - 1596
HPI: 53.67
Rank: 13
1585 - 1645
HPI: 53.41
Rank: 14
1585 - 1622
HPI: 51.72
Rank: 15
1585 - 1629
HPI: 50.34
Rank: 16
1585 - 1641
HPI: 50.10
Rank: 17
1585 - 1650
HPI: 49.79
Rank: 18
1585 - 1657
HPI: 49.77
Rank: 19
1585 - 1638
HPI: 49.40
Rank: 20
1585 - 1675
HPI: 49.15
Rank: 21
1585 - 1618
HPI: 48.12
Rank: 22
1604 - 1657
HPI: 53.70
Rank: 14
1583 - 1657
HPI: 53.69
Rank: 15
1591 - 1657
HPI: 53.21
Rank: 16
1590 - 1657
HPI: 52.44
Rank: 17
1614 - 1657
HPI: 49.88
Rank: 18
1602 - 1657
HPI: 49.86
Rank: 19
1585 - 1657
HPI: 49.77
Rank: 20
1590 - 1657
HPI: 48.79
Rank: 21
Among people born in Switzerland, Johann Baptist Cysat ranks 355 out of 876. Before him are James Pradier (1790), Adolf Meyer (1866), Fleur Jaeggy (1940), Christian Gross (1954), Claude Goretta (1929), and Françoise Giroud (1916). After him are Jules Gilliéron (1854), Eugeniusz Bodo (1899), Yann Sommer (1988), Peter Bichsel (1935), Samuel Schmid (1947), and Georges Miez (1904).
1790 - 1852
HPI: 49.98
Rank: 349
1866 - 1950
HPI: 49.98
Rank: 350
1940 - Present
HPI: 49.92
Rank: 351
1954 - Present
HPI: 49.90
Rank: 352
1929 - 2019
HPI: 49.90
Rank: 353
1916 - 2003
HPI: 49.87
Rank: 354
1585 - 1657
HPI: 49.77
Rank: 355
1854 - 1926
HPI: 49.76
Rank: 356
1899 - 1943
HPI: 49.74
Rank: 357
1988 - Present
HPI: 49.71
Rank: 358
1935 - Present
HPI: 49.70
Rank: 359
1947 - Present
HPI: 49.67
Rank: 360
1904 - 1999
HPI: 49.67
Rank: 361
Among mathematicians born in Switzerland, Johann Baptist Cysat ranks 15. Before him are Jean-Robert Argand (1768), Jacques Charles François Sturm (1803), Simon Antoine Jean L'Huilier (1750), Johann II Bernoulli (1710), Nicolaus I Bernoulli (1687), and Jakob Hermann (1678). After him are Ludwig Schläfli (1814), Georges de Rham (1903), Armand Borel (1923), Nicolas Fuss (1755), and Martin Hairer (1975).
1768 - 1822
HPI: 56.76
Rank: 9
1803 - 1855
HPI: 54.78
Rank: 10
1750 - 1840
HPI: 52.59
Rank: 11
1710 - 1790
HPI: 52.40
Rank: 12
1687 - 1759
HPI: 51.35
Rank: 13
1678 - 1733
HPI: 51.13
Rank: 14
1585 - 1657
HPI: 49.77
Rank: 15
1814 - 1895
HPI: 45.29
Rank: 16
1903 - 1990
HPI: 44.21
Rank: 17
1923 - 2003
HPI: 44.05
Rank: 18
1755 - 1826
HPI: 43.52
Rank: 19
1975 - Present
HPI: 36.46
Rank: 20