MATHEMATICIAN

Sam Loyd

1841 - 1911

Photo of Sam Loyd

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Samuel Loyd (January 30, 1841 – April 10, 1911), was an American chess player, chess composer, puzzle author, and recreational mathematician. Loyd was born in Philadelphia but raised in New York City. As a chess composer, he authored a number of chess problems, often with interesting themes. Read more on Wikipedia

Since 2007, the English Wikipedia page of Sam Loyd has received more than 107,625 page views. His biography is available in 27 different languages on Wikipedia (up from 26 in 2019). Sam Loyd is the 210th most popular mathematician (up from 231st in 2019), the 1,604th most popular biography from United States (up from 1,609th in 2019) and the 9th most popular American Mathematician.

Memorability Metrics

  • 110k

    Page Views (PV)

  • 68.19

    Historical Popularity Index (HPI)

  • 27

    Languages Editions (L)

  • 7.44

    Effective Languages (L*)

  • 2.26

    Coefficient of Variation (CV)

Page views of Sam Loyds by language


Among MATHEMATICIANS

Among mathematicians, Sam Loyd ranks 210 out of 828. Before him are Emil Artin, Édouard Lucas, S. R. Ranganathan, Giovanni Ceva, Gilles de Roberval, and Theodorus of Cyrene. After him are Seymour Papert, Ferdinand Georg Frobenius, Lars Ahlfors, Mary Jackson, Paolo Ruffini, and Xu Guangqi.

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Contemporaries

Among people born in 1841, Sam Loyd ranks 24. Before him are Clément Ader, Emmanuel Chabrier, Ahmed ‘Urabi, Ferdinand Buisson, Armand Guillaumin, and Victor D'Hondt. After him are Prince Alfonso, Count of Caserta, Annie Chapman, Julius von Payer, Louis Le Prince, Ybyrai Altynsarin, and Hermann Carl Vogel. Among people deceased in 1911, Sam Loyd ranks 20. Before him are Ahmed ‘Urabi, Edward Whymper, Laura Marx, Valentin Serov, Theodor Escherich, and Johan Svendsen. After him are Joseph Dalton Hooker, Jules Joseph Lefebvre, Princess Maria Clotilde of Savoy, Jack Daniel, Jules Brunet, and George Johnstone Stoney.

Others Born in 1841

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Others Deceased in 1911

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In United States

Among people born in United States, Sam Loyd ranks 1,604 out of 15,968. Before him are Doc Holliday (1851), Marvin Minsky (1927), Henry Heimlich (1920), Jeffrey Dahmer (1960), William Standish Knowles (1917), and Benjamin Lee Whorf (1897). After him are Charles G. Dawes (1865), Ornette Coleman (1930), John Backus (1924), Burt Bacharach (1928), Harold Ramis (1944), and Grace Zabriskie (1941).

Others born in United States

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Among MATHEMATICIANS In United States

Among mathematicians born in United States, Sam Loyd ranks 9. Before him are Norbert Wiener (1894), Claude Shannon (1916), Katherine Johnson (1918), Edward Norton Lorenz (1917), Alonzo Church (1903), and Herbert A. Hauptman (1917). After him are Mary Jackson (1921), Lloyd Shapley (1923), Karen Uhlenbeck (1942), Paul Cohen (1934), John G. Thompson (1932), and Raymond Smullyan (1919).

American born Mathematicians

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