David Singmaster

1938 - 2023

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David Breyer Singmaster (14 December 1938 – 13 February 2023) was an American-British mathematician who was emeritus professor of mathematics at London South Bank University, England. He had a huge personal collection of mechanical puzzles and books of brain teasers. He was most famous for being an early adopter and enthusiastic promoter of the Rubik's Cube. Read more on Wikipedia

Since 2007, the English Wikipedia page of David Singmaster has received more than 101,826 page views. His biography is available in 15 different languages on Wikipedia. David Singmaster is the 935th most popular mathematician, the 11,302nd most popular biography from United States and the 84th most popular American Mathematician.

Memorability Metrics

  • 100k

    Page Views (PV)

  • 41.98

    Historical Popularity Index (HPI)

  • 15

    Languages Editions (L)

  • 3.46

    Effective Languages (L*)

  • 2.53

    Coefficient of Variation (CV)

Page views of David Singmasters by language

Over the past year David Singmaster has had the most page views in the with 11,631 views, followed by Spanish (1,788), and Italian (1,179). In terms of yearly growth of page views the top 3 wikpedia editions are Haitian (75.32%), Egyptian Arabic (36.92%), and Turkish (18.24%)


Among mathematicians, David Singmaster ranks 935 out of 1,004Before him are Leopold Löwenheim, Elon Lindenstrauss, James Maynard, Alexander Beilinson, Artur Avila, and Ormond Stone. After him are Graham Higman, Alexander Aitken, Émile Léonard Mathieu, Henry Thomas Colebrooke, Yakov Eliashberg, and Leonard Jimmie Savage.

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Among people born in 1938, David Singmaster ranks 563Before him are Johnny Tillotson, Ryszard Parulski, Kathy Kirby, Angus MacLise, Dietrich Stobbe, and Caryl Churchill. After him are Jean Taillandier, Johnny Rebel, Wilson Kiprugut, Lagumot Harris, Yevgeni Mayorov, and Péter Bakonyi. Among people deceased in 2023, David Singmaster ranks 545Before him are Hans-Werner Gessmann, Edward Ferry, Gordon Pinsent, James Hartle, Shiro Hashizume, and Gita Mehta. After him are Valentin Yudashkin, Barrett Strong, Alistair Darling, Bert I. Gordon, Stockton Rush, and Arleen Sorkin.

Others Born in 1938

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Others Deceased in 2023

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In United States

Among people born in United States, David Singmaster ranks 11,302 out of 20,380Before him are Scott Adams (1957), Han Ye-seul (1981), Margaret Harwood (1885), K Callan (1936), Stacey Kent (1965), and Rulon Gardner (1971). After him are Alyssa Diaz (1985), Kyle Busch (1985), Gilbert Colgate (1899), Ernie Banks (1931), David Chokachi (1968), and Teresa Brewer (1931).

Among MATHEMATICIANS In United States

Among mathematicians born in United States, David Singmaster ranks 84Before him are Herman Chernoff (1923), Ken Ribet (1948), Martin David Kruskal (1925), Elwyn Berlekamp (1940), George Mostow (1923), and Ormond Stone (1847). After him are Leonard Jimmie Savage (1917), Carl Pomerance (1944), Andrew M. Gleason (1921), Bill Gosper (1943), David Blackwell (1919), and Richard Schoen (1950).