Felix Klein

1849 - 1925

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Christian Felix Klein (German: [klaɪn]; 25 April 1849 – 22 June 1925) was a German mathematician and mathematics educator, known for his work with group theory, complex analysis, non-Euclidean geometry, and on the associations between geometry and group theory. Read more on Wikipedia

Since 2007, the English Wikipedia page of Felix Klein has received more than 336,444 page views. His biography is available in 57 different languages on Wikipedia (up from 55 in 2019). Felix Klein is the 85th most popular mathematician (down from 83rd in 2019), the 409th most popular biography from Germany (down from 386th in 2019) and the 13th most popular German Mathematician.

Felix Klein is most famous for his work in mathematics. He is credited with the invention of the Klein bottle and the Klein quartic.

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Among mathematicians, Felix Klein ranks 85 out of 828Before him are Katherine Johnson, Regiomontanus, Bhāskara II, Ctesibius, Giuseppe Peano, and Pappus of Alexandria. After him are Adrien-Marie Legendre, Christian Goldbach, Bonaventura Cavalieri, Guillaume de l'Hôpital, Pierre Louis Maupertuis, and Augustus De Morgan.

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Among people born in 1849, Felix Klein ranks 5Before him are Ivan Pavlov, August Strindberg, Muhammad Abduh, and August von Mackensen. After him are Édouard-Henri Avril, John William Waterhouse, Bernhard von Bülow, Frances Hodgson Burnett, Alfred von Tirpitz, Bertha Benz, and John Ambrose Fleming. Among people deceased in 1925, Felix Klein ranks 13Before him are Josef Breuer, William Jennings Bryan, Henri Fayol, Sergei Yesenin, Percy Fawcett, and Mikhail Frunze. After him are Georgy Lvov, Camille Flammarion, Wong Fei-hung, Alexander Friedmann, George Curzon, 1st Marquess Curzon of Kedleston, and Maria Sophie of Bavaria.

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In Germany

Among people born in Germany, Felix Klein ranks 409 out of 5,289Before him are Franz Brentano (1838), Frederica of Hanover (1917), Arno Allan Penzias (1933), Wilhelm List (1880), Leo von Caprivi (1831), and Franz Bopp (1791). After him are Friedrich List (1789), Maria Anna of Neuburg (1667), Emile Berliner (1851), Princess Victoria of Saxe-Coburg-Saalfeld (1786), Joachim Peiper (1915), and Bruno of Cologne (1030).


Among mathematicians born in Germany, Felix Klein ranks 13Before him are Ludolph van Ceulen (1540), Karl Weierstrass (1815), August Ferdinand Möbius (1790), Friedrich Bessel (1784), Richard Dedekind (1831), and Regiomontanus (1436). After him are Alexander Grothendieck (1928), Carl Gustav Jacob Jacobi (1804), Christopher Clavius (1538), Ferdinand von Lindemann (1852), Hermann Weyl (1885), and Johannes Trithemius (1462).