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MATHEMATICIAN

Aleksandr Lyapunov

1857 - 1918

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Aleksandr Mikhailovich Lyapunov (Russian: Алекса́ндр Миха́йлович Ляпуно́в, pronounced [ɐlʲɪkˈsandr mʲɪˈxajləvʲɪtɕ lʲɪpʊˈnof]; 6 June [O.S. 25 May] 1857 – 3 November 1918) was a Russian mathematician, mechanician and physicist. His surname is variously romanized as Ljapunov, Liapunov, Liapounoff or Ljapunow. Read more on Wikipedia

Since 2007, the English Wikipedia page of Aleksandr Lyapunov has received more than 307,981 page views. His biography is available in 39 different languages on Wikipedia. Aleksandr Lyapunov is the 148th most popular mathematician (down from 131st in 2019), the 343rd most popular biography from Russia (down from 276th in 2019) and the 11th most popular Russian Mathematician.

Aleksandr Lyapunov is most famous for his work on stability theory. Lyapunov's theorem states that if a dynamical system is stable, then it has at least one positive Lyapunov exponent.

Memorability Metrics

  • 310k

    Page Views (PV)

  • 61.47

    Historical Popularity Index (HPI)

  • 39

    Languages Editions (L)

  • 7.79

    Effective Languages (L*)

  • 2.86

    Coefficient of Variation (CV)

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Among MATHEMATICIANS

Among mathematicians, Aleksandr Lyapunov ranks 148 out of 823Before him are Johannes Trithemius, Arthur Cayley, Sophus Lie, James Joseph Sylvester, Felix Hausdorff, and Stanislaw Ulam. After him are Jakob Steiner, Victor D'Hondt, James Gregory, Harald Bohr, Nicomachus, and Hermann Grassmann.

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Contemporaries

Among people born in 1857, Aleksandr Lyapunov ranks 32Before him are Antoni Grabowski, Lucien Lévy-Bruhl, Georg Michaelis, Joseph Babinski, Karl Pearson, and Infanta Maria Josepha of Portugal. After him are Otto von Below, Vladimir Bekhterev, Edward Emerson Barnard, Eugène Atget, Max Klinger, and 12th Dalai Lama. Among people deceased in 1918, Aleksandr Lyapunov ranks 37Before him are Frederick Trump, Ernesto Teodoro Moneta, Arrigo Boito, Hermann Cohen, Frank Wedekind, and Lili Boulanger. After him are Charles-Émile Reynaud, Eusebi Güell, Koloman Moser, Emil Jellinek, Andrew Dickson White, and John Bauer.

Others Born in 1857

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Others Deceased in 1918

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In Russia

Among people born in Russia, Aleksandr Lyapunov ranks 343 out of 3,262Before him are Nikolai Trubetzkoy (1890), Vasily Vereshchagin (1842), Prince Paul of Yugoslavia (1893), Anatoly Sobchak (1937), Nikolai Kuznetsov (1904), and Sergey Brin (1973). After him are Nikita Mikhalkov (1945), Valentin Serov (1865), Eugen Sandow (1867), Naum Gabo (1890), Nikolai Rubinstein (1835), and Karl Bryullov (1799).

Among MATHEMATICIANS In Russia

Among mathematicians born in Russia, Aleksandr Lyapunov ranks 11Before him are Andrey Kolmogorov (1903), Alexander Friedmann (1888), Christian Goldbach (1690), Grigori Perelman (1966), Leonid Kantorovich (1912), and Andrey Markov (1856). After him are Nikolay Bogolyubov (1909), Pavel Alexandrov (1896), Igor Ansoff (1918), Mikhail Leonidovich Gromov (1943), Olga Ladyzhenskaya (1922), and Rudolf Lipschitz (1832).