MATHEMATICIAN

Henri Brocard

1845 - 1922

Photo of Henri Brocard

Icon of person Henri Brocard

Pierre René Jean Baptiste Henri Brocard (French pronunciation: [pjɛʁ ʁəne ʒɑ̃ batist ɑ̃ʁi bʁɔkaʁ]; 12 May 1845 – 16 January 1922) was a French meteorologist and mathematician, in particular a geometer. His best-known achievement is the invention and discovery of the properties of the Brocard points, the Brocard circle, and the Brocard triangle, all bearing his name. Contemporary mathematician Nathan Court wrote that he, along with Émile Lemoine and Joseph Neuberg, was one of the three co-founders of modern triangle geometry. Read more on Wikipedia

Since 2007, the English Wikipedia page of Henri Brocard has received more than 24,838 page views. His biography is available in 20 different languages on Wikipedia. Henri Brocard is the 557th most popular mathematician (down from 395th in 2019), the 3,624th most popular biography from France (down from 2,817th in 2019) and the 84th most popular French Mathematician.

Memorability Metrics

  • 25k

    Page Views (PV)

  • 51.31

    Historical Popularity Index (HPI)

  • 20

    Languages Editions (L)

  • 8.71

    Effective Languages (L*)

  • 1.64

    Coefficient of Variation (CV)

Among MATHEMATICIANS

Among mathematicians, Henri Brocard ranks 557 out of 1,004. Before him are Jacques Herbrand, Al-Qalqashandi, Ronald Graham, Max Dehn, Abraham Gotthelf Kästner, and Cahit Arf. After him are Joseph Valentin Boussinesq, Paul Bernays, Charles Jean de la Vallée Poussin, Gino Fano, Agner Krarup Erlang, and Francesco Barozzi.

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Contemporaries

Among people born in 1845, Henri Brocard ranks 63. Before him are Henri Joseph Anastase Perrotin, Gustaf Cederström, John Campbell, 9th Duke of Argyll, Wilhelm Pfeffer, Zygmunt Florenty Wróblewski, and Wilhelm von Bode. After him are Félix Tisserand, Pál Szinyei Merse, Jules Cambon, Judith Gautier, Ulisse Dini, and Ulises Heureaux. Among people deceased in 1922, Henri Brocard ranks 88. Before him are Pavle Jurišić Šturm, Nikolai Nebogatov, Max von Hausen, Petros Protopapadakis, James Bryce, 1st Viscount Bryce, and Anna Missuna. After him are Patrick Manson, Henry Bataille, Emil Frey, Hannes Hafstein, Oscar Hertwig, and Elizabeth Jane Gardner.

Others Born in 1845

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Others Deceased in 1922

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In France

Among people born in France, Henri Brocard ranks 3,624 out of 6,770. Before him are David Belle (1973), Viviane Romance (1912), Germaine Tillion (1907), Françoise d'Eaubonne (1920), Jean Martinon (1910), and Pierre Le Pesant, sieur de Boisguilbert (1646). After him are Georges Rayet (1839), Joseph Valentin Boussinesq (1842), Noël Martin Joseph de Necker (1730), Robert, 1st Earl of Gloucester (1090), Charles Louis L'Héritier de Brutelle (1746), and Marcel Prévost (1862).

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Among MATHEMATICIANS In France

Among mathematicians born in France, Henri Brocard ranks 84. Before him are Jean Frédéric Frenet (1816), Louis Bachelier (1870), Charles Julien Brianchon (1783), Ismaël Bullialdus (1605), Pierre Fatou (1878), and Jacques Herbrand (1908). After him are Joseph Valentin Boussinesq (1842), Yvonne Choquet-Bruhat (1923), Joseph Diez Gergonne (1771), Jacques Pelletier du Mans (1517), Charles Dupin (1784), and Claude Gaspard Bachet de Méziriac (1581).

French born Mathematicians

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