MATHEMATICIAN

Paolo Ruffini

1765 - 1822

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Paolo Ruffini (22 September 1765 – 10 May 1822) was an Italian mathematician and philosopher. Remembered chiefly for what is now known as the Abel–Ruffini theorem, Ruffini also made a major contribution to the theory of equations, developing the so-called theory of substitutions, the forerunner of modern group theory. Read more on Wikipedia

His biography is available in different languages on Wikipedia. Paolo Ruffini is the 253rd most popular mathematician (down from 205th in 2019), the 1,463rd most popular biography from Italy (down from 1,354th in 2019) and the 21st most popular Italian Mathematician.

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Among MATHEMATICIANS

Among mathematicians, Paolo Ruffini ranks 253 out of 1,004. Before him are Abū Ja'far al-Khāzin, Henri Cartan, John Charles Fields, Anatoly Fomenko, Gösta Mittag-Leffler, and Charles-Eugène Delaunay. After him are Theodorus of Cyrene, Constantin Carathéodory, Richard von Mises, Ibn Yunus, Johannes de Sacrobosco, and Ferdinand Georg Frobenius.

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Contemporaries

Among people born in 1765, Paolo Ruffini ranks 13. Before him are Jacques MacDonald, Princess Augusta Wilhelmine of Hesse-Darmstadt, Karl Ludwig Harding, Charles Felix of Sardinia, Carl Ludwig Willdenow, and Emma, Lady Hamilton. After him are Michał Kleofas Ogiński, José María Morelos, Frederick Christian II, Duke of Schleswig-Holstein-Sonderburg-Augustenburg, Christiane Vulpius, Charles Hatchett, and Pierre Dupont de l'Étang. Among people deceased in 1822, Paolo Ruffini ranks 13. Before him are Albert Casimir, Duke of Teschen, Armand-Emmanuel de Vignerot du Plessis, Duc de Richelieu, René Just Haüy, Jean Baptiste Joseph Delambre, Giovanni Battista Venturi, and Johann Matthäus Bechstein. After him are Jean-Robert Argand, Karl August von Hardenberg, Johann Gottlob Theaenus Schneider, Valentin Haüy, Pierce Butler, and Slimane of Morocco.

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In Italy

Among people born in Italy, Paolo Ruffini ranks 1,463 out of 5,161. Before him are Gaius Marius the Younger (-109), Carlo Dolci (1616), Domitia Lepida the Younger (0), Prince Amedeo, Duke of Aosta (1943), Prince Henry of Battenberg (1858), and Andrew, Duke of Calabria (1327). After him are Gaetano Bresci (1869), Tyrannius Rufinus (345), Lucius Tarquinius Collatinus (-600), Prince Emanuele Filiberto, Duke of Aosta (1869), Prince Xavier of Bourbon-Parma (1889), and Giovanni Ferrari (1907).

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Among MATHEMATICIANS In Italy

Among mathematicians born in Italy, Paolo Ruffini ranks 21. Before him are Scipione del Ferro (1465), Vito Volterra (1860), Giambattista della Porta (1535), Rafael Bombelli (1526), Tullio Levi-Civita (1873), and Giovanni Ceva (1647). After him are Jacopo Riccati (1676), Lorenzo Mascheroni (1750), Enrico Bombieri (1940), Pietro Cataldi (1552), Eugenio Beltrami (1835), and Gregorio Ricci-Curbastro (1853).

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