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MATHEMATICIAN

Poul Heegaard

1871 - 1948

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Poul Heegaard (Danish: [ˈhe̝ˀˌkɒˀ] ; November 2, 1871, Copenhagen - February 7, 1948, Oslo) was a Danish mathematician active in the field of topology. His 1898 thesis introduced a concept now called the Heegaard splitting of a 3-manifold. Heegaard's ideas allowed him to make a careful critique of work of Henri Poincaré. Read more on Wikipedia

Since 2007, the English Wikipedia page of Poul Heegaard has received more than 19,447 page views. His biography is available in 15 different languages on Wikipedia. Poul Heegaard is the 836th most popular mathematician (down from 709th in 2019), the 570th most popular biography from Denmark (down from 463rd in 2019) and the 8th most popular Danish Mathematician.

Memorability Metrics

  • 19k

    Page Views (PV)

  • 41.68

    Historical Popularity Index (HPI)

  • 15

    Languages Editions (L)

  • 5.31

    Effective Languages (L*)

  • 1.93

    Coefficient of Variation (CV)

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Among MATHEMATICIANS

Among mathematicians, Poul Heegaard ranks 836 out of 823Before him are Elon Lindenstrauss, Cécile DeWitt-Morette, Robert Daniel Carmichael, Diederik Korteweg, Richard Borcherds, and Martin Davis. After him are Caucher Birkar, Demetrios Christodoulou, Edward Charles Titchmarsh, Nicolaas Govert de Bruijn, I. J. Good, and Ken Ribet.

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Contemporaries

Among people born in 1871, Poul Heegaard ranks 150Before him are Efstathios Chorafas, Manuel Gondra, Reginald Aldworth Daly, Yoshioka Yayoi, Clarence Hudson White, and Thalia Flora-Karavia. After him are John Langalibalele Dube, Edmund Breese, Arthur Surridge Hunt, Jack Butler Yeats, Henry Stephenson, and James Weldon Johnson. Among people deceased in 1948, Poul Heegaard ranks 159Before him are René Benjamin, Carl Abrahamsson, István Barta, Mary Eaton, Yellapragada Subbarow, and Henri Hazebrouck. After him are Alexander Alfonsovich Grossheim, Elissa Landi, Susan Glaspell, John Anderson, Franz Weidenreich, and Samuel S. Hinds.

Others Born in 1871

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Others Deceased in 1948

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In Denmark

Among people born in Denmark, Poul Heegaard ranks 570 out of 893Before him are Thomas Delaney (1991), Princess Nathalie of Sayn-Wittgenstein-Berleburg (1975), Søren Busk (1953), Flemming Jørgensen (1947), Jan Mølby (1963), and Emre Mor (1997). After him are Ludvig Lorenz (1829), John Lauridsen (1959), Henrik Nordbrandt (1945), Anders Peter Nielsen (1867), Niels Helveg Petersen (1939), and Bodil Jørgensen (1961).

Among MATHEMATICIANS In Denmark

Among mathematicians born in Denmark, Poul Heegaard ranks 8Before him are Piet Hein (1905), Johan Jensen (1859), Agner Krarup Erlang (1878), Georg Mohr (1640), Julius Petersen (1839), and Jørgen Pedersen Gram (1850).