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Cahit Arf

  • Thessaloniki: October 11, 1910 celebration
  • Istanbul: December 26, 1997 celebration
Cahit Arf - 0Cahit Arf - 0

  • account_circle Username

    Cahit Arf  

  • flag Country

    Turkey  

  • wc Gender

    Male  

  • badge Full Name

    Cahit Arf

  • assignment_ind Surname

     

  • tv_signin Nickname

     

  • identity_platform Alias

     

  • celebration Date of birth

    Thessaloniki: October 11, 1910  

  • deceased Rest in Peace

    Istanbul: December 26, 1997  

  • language Official Website

     

  • engineering Field of Work

    1. mathematics
    2. topology
     

  • local_library teacher

     

  • person_book Student

     

  • school Education

    1. Lycée Saint-Louis
    2. École Normale Supérieure
    3. University of Göttingen
     

  • trophy Awards & Honors

    1. TÜBİTAK Service Awards (1974)
    2. Commander of the French Order of Academic Palms (1994)
     

  • social_leaderboard Notable Works

    1. Arf ring
    2. Arf invariant
    3. Arf semigroup
    4. Hasse–Arf theorem
     
  • Turkish mathematician (1910-1997) | TÜBİTAK Service Awards (1974), Commander of the French Order of Academic Palms (1994) | Arf ring, Arf invariant, Arf

1. Karl Kruusamäe (Karl Kruusamae)

  • October 11, 1984 celebration

October 11, 1984 - Jerusalem: October 15, 1965 | Karl Kruusamäe (Karl Kruusamae) | October 11, 1984 - Jerusalem: October 15, 1965

2. Daniel Falb

  • Kassel: October 11, 1977 celebration

German writer | Literaturpreis Prenzlauer Berg (2001) | Kassel: October 11, 1977 - Tashkent: November 3, 2020 | Daniel Falb | Kassel: October 11, 1977

3. Mikhail Kokorich

  • Aginskoye: October 11, 1976 celebration

Russian physicist and entrepreneur | Aginskoye: October 11, 1976 - Chelyabinsk: March 3, 2021 | Mikhail Kokorich | Aginskoye: October 11, 1976 - Chelyabinsk

4. Sal Khan

  • Metairie: October 11, 1976 celebration

American educator (born 1976) | Princess of Asturias Awards (2019) | Harvard University, Harvard Business School, Grace King High School, University of

5. Jean-Yves Welschinger

  • October 11, 1974 celebration

French mathematician | Ernest-Dechelle Award (2008), CNRS bronze medal (2009) | October 11, 1974 - West Orange: December 26, 2010 | Jean-Yves Welschinger

6. Paul Pojman

  • October 11, 1966 celebration
  • September 20, 2012 deceased

American philosopher (1966-2012) | October 11, 1966 - September 20, 2012 | Paul Pojman | October 11, 1966 - September 20, 2012

7. Juan Ignacio Cirac Sasturáin (Juan Ignacio Cirac Sasturain)

  • Manresa: October 11, 1965 celebration

Spanish theoretical physicist | La Vanguardia Prize (2023), National Award for Scientific Thought and Culture (2010), Spanish National Team of Science (2014)

8. Antonio Giordano

  • Naples: October 11, 1962 celebration

Italian-American oncologist, pathologist, geneticist (1962-) | Commander of the Order of Merit of the Italian Republic | University of Naples Federico II

9. Jean-Christophe Hervé (Jean-Christophe Herve)

  • October 11, 1961 celebration

October 11, 1961 - Montpellier: March 21, 1822 | Jean-Christophe Hervé (Jean-Christophe Herve) | October 11, 1961 - Montpellier: March 21, 1822

10. Ivo Žďárský (Ivo Zdarsky)

  • Prague: October 11, 1960 celebration

American entrepreneur | Prague: October 11, 1960 - Haarlem: January 13, 1973 | Ivo Žďárský (Ivo Zdarsky) | Prague: October 11, 1960 - Haarlem: January 13, 1973

11. Kārlis Šadurskis (Karlis Sadurskis)

  • Riga: October 11, 1959 celebration

Latvian politician | University of Latvia, Riga Technical University | Riga: October 11, 1959 - January 1, 1932 | Kārlis Šadurskis (Karlis Sadurskis) | Riga

12. Olena Kolesnyk

  • Druzhkivka: October 11, 1958 celebration

Ukrainian scientist | State Prize of Ukraine in Science and Technology, Honored Doctor of Ukraine | Odesa National Medical University | Druzhkivka: October 11

13. Tarmo Soomere

  • Tallinn: October 11, 1957 celebration

Estonian mathematician, president of the Estonian Academy of Sciences | Coat of Arms of Tallinn (2018), Order of the White Star, 3rd Class | Moscow State University

14. Ilya Kurochkin

  • October 11, 1957 celebration

Lenin Komsomol Prize | MSU Faculty of Chemistry | October 11, 1957 - Oxford: January 1, 1828 | Ilya Kurochkin | October 11, 1957 - Oxford: January 1, 1828

15. David Awschalom

  • Baton Rouge: October 11, 1956 celebration

American physicist | Fellow of the American Physical Society, IUPAP Magnetism Award and Néel Medal (2003), Fellow of the American Academy of Arts and

16. Maurizio Prato

  • Lecce: October 11, 1953 celebration

Italian organic chemist | University of Padua | Lecce: October 11, 1953 - St. Louis: December 5, 2017 | Maurizio Prato | Lecce: October 11, 1953 - St. Louis

17. Valery Mitrofanov

  • Ivanovo: October 11, 1947 celebration

Soviet-russian physicist | Lenin Komsomol Prize, State Prize of the Russian Federation, Mikhail Lomonosov Award | MSU Faculty of Physics | Ivanovo: October 11

18. Mikhail Davydov

  • Konotop: October 11, 1947 celebration
  • February 8, 2025 deceased

Russian scientist | Russian Federation Government Certificate of Honour, Order of Merit (Ukraine), 3rd class (2009), Merited Scientist of the Russian

19. Sergey Bychkov

  • Yerevan: October 11, 1946 celebration

Russian writer | Philological Faculty of Moscow State University | Yerevan: October 11, 1946 - Saint Petersburg: November 5, 1843 | Sergey Bychkov | Yerevan

20. Henry R. Frankel

  • October 11, 1944 celebration
  • November 2, 2019 deceased

American philosopher and historian of science | Sue Tyler Friedman Medal (2013), Mary C. Rabbitt History And Philosophy of Geology Award (2014) | October 11

21. Curtis Callan

  • North Adams: October 11, 1942 celebration

American physicist | Fellow of the American Physical Society, Pomeranchuk Prize (2016), Sakurai Prize (2000), ICTP Dirac Medal (2004) | Princeton University

22. Hourya Benis-Sinaceur

  • Casablanca: October 11, 1940 celebration

Moroccan philosopher | Moroccan book prize (1991), Associate Member of the Tunisian Academy of Sciences | École normale supérieure de jeunes filles

23. Ivan M. Havel

  • Prague: October 11, 1938 celebration
  • Košík: April 25, 2021 deceased

Czech scientist (1938-2021) | USTR Prize for Freedom, Democracy and Human Rights (2012), Hanno R. Ellenbogen Citizenship Award (2019) | University of

24. Alberto Vázquez-Figueroa (Alberto Vazquez-Figueroa)

  • Santa Cruz de Tenerife: October 11, 1936 celebration

Spanish author | Santa Cruz de Tenerife: October 11, 1936 - Havana: April 6, 1835 | Alberto Vázquez-Figueroa (Alberto Vazquez-Figueroa) | Santa Cruz de

25. Jürgen Mittelstraß (Jurgen Mittelstrass)

  • Düsseldorf: October 11, 1936 celebration

German philosopher | Honorary doctor of the Humboldt University of Berlin (2000), Bavarian Order of Merit, Gottfried Wilhelm Leibniz Prize (1989), honorary

26. Aleksey Bogdanov

  • Moscow: October 11, 1935 celebration

Soviet and Russian chemist | USSR State Prize, Mikhail Lomonosov Award, Order of Alexander Nevsky, Order of Honour, Humboldt Prize, Order of Friendship | MSU

27. Dana Scott

  • Berkeley: October 11, 1932 celebration

American mathematician and computer scientist | Rolf Schock Prizes (1997), ACM Fellow (1994), Turing Award (1976), Gödel Lecturer (1991), Fellow of the

28. Efim Osovskiy

  • Babruysk: October 11, 1930 celebration
  • Saransk: June 20, 2004 deceased

Educator (1930-2004) | Medal "For Valiant Labour in the Great Patriotic War 1941–1945", Comenius Medal, Ushinsky Medal, Medal "Veteran of Labour" | Moscow

29. Annette Baier

  • Queenstown: October 11, 1929 celebration
  • Dunedin: November 2, 2012 deceased

New Zealand philosopher | honorary doctor of the University of Otago (1999), Carus Lectures (1995), Guggenheim Fellowship (1998) | University of Otago

30. Ian G. Macdonald

  • London: October 11, 1928 celebration
  • August 8, 2023 deceased

British mathematician (1928–2023) | Fellow of the Royal Society, Steele Prize for Mathematical Exposition (2009), Pólya Prize (1991), Fellow of the American

31. William Perry

  • Vandergrift: October 11, 1927 celebration

American mathematician and businessman, former Secretary of Defense | Grand Cross of the Order of Merit of the Republic of Poland, Presidential Medal of

32. Karl-August Keil

  • Lindau: October 11, 1925 celebration
  • June 14, 2021 deceased

Ph.D. Ludwig-Maximilians-Universität München 1952 | Ludwig-Maximilian-University in Munich | Lindau: October 11, 1925 - June 14, 2021 | Karl-August Keil

33. Ida Gramcko

  • Puerto Cabello: October 11, 1924 celebration
  • Caracas: March 3, 1994 deceased

Venezuelan writer | National Prize for Literature of Venezuela | Puerto Cabello: October 11, 1924 - Caracas: March 3, 1994 | Ida Gramcko | Puerto Cabello

34. Bill Cameron

  • October 11, 1924 celebration
  • March 13, 1993 deceased

Canadian philanthropist (1924-1993) | October 11, 1924 - March 13, 1993 | Bill Cameron | October 11, 1924 - March 13, 1993

35. Harish-Chandra

  • Kanpur: October 11, 1923 celebration
  • Princeton: October 16, 1983 deceased

Indian American mathematician and physicist (1923–1983) | Padma Bhushan (1977), Guggenheim Fellowship (1957), Fellow of the Royal Society (1973), Srinivasa

36. Robert Marshak

  • The Bronx: October 11, 1916 celebration
  • Cancun: December 23, 1992 deceased

American physicist | AAAS Award for Science Diplomacy, J. Robert Oppenheimer Memorial Prize (1982), Guggenheim Fellowship (1953) | Columbia University, Cornell

37. João Ramos Pereira da Costa (Joao Ramos Pereira da Costa)

  • Recife: October 11, 1913 celebration
  • Fortaleza: April 10, 1977 deceased

Brazilian scientist (1913-1977) | Recife: October 11, 1913 - Fortaleza: April 10, 1977 | João Ramos Pereira da Costa (Joao Ramos Pereira da Costa) | Recife

38. Juliusz Hibner

  • Hrymailiv: October 11, 1912 celebration
  • Warsaw: November 13, 1994 deceased

Polish physicist (1912–1994) | Silver Cross of the Virtuti Militari, Order of the Cross of Grunwald, 3rd class, Hero of the Soviet Union, Medal for Warsaw

39. Cahit Arf

  • Thessaloniki: October 11, 1910 celebration
  • Istanbul: December 26, 1997 deceased

Turkish mathematician (1910-1997) | TÜBİTAK Service Awards (1974), Commander of the French Order of Academic Palms (1994) | Arf ring, Arf invariant, Arf

40. John Williams Calkin

  • New Rochelle: October 11, 1909 celebration
  • Westhampton: August 5, 1964 deceased

American mathematician (1909-1964) | Guggenheim Fellowship (1946), Guggenheim Fellowship (1945) | Harvard University, Columbia University | New Rochelle

41. Ronald Richter

  • Sokolov: October 11, 1909 celebration
  • Viedma: December 29, 1991 deceased

German scientist (1909-1991) | Charles University | Sokolov: October 11, 1909 - Viedma: December 29, 1991 | Ronald Richter | Sokolov: October 11, 1909

42. Roman Jakobson

  • Moscow: October 11, 1896 celebration
  • Boston: July 18, 1982 deceased

Russian linguist (1896–1982) | honorary doctorate from the University of Nice-Sophia Antipolis (1966), doctor honoris causa from the University of Grenoble

43. Sergei Efron

  • Moscow: October 11, 1893 celebration
  • Moscow: October 16, 1941 deceased

officer of the White Army; Russian and Soviet publicist, writer, NKVD agent (1893–1941) | Moscow State University | Moscow: October 11, 1893 - Moscow: October 16, 1941

44. Alfréd Haar (Alfred Haar)

  • Budapest: October 11, 1885 celebration
  • Szeged: March 16, 1933 deceased

Hungarian mathematician (1885–1933) | Haar wavelet, Haar measure | Fasori Gimnázium, University of Göttingen | Budapest: October 11, 1885 - Szeged: March 16, 1933

45. Friedrich Bergius

  • Złotniki: October 11, 1884 celebration
  • Buenos Aires: March 30, 1949 deceased

German chemist (1884–1949) | Wilhelm Exner Medal (1937), Melchett Medal, Nobel Prize in Chemistry (1931), Liebig Medal (1928) | University of Wrocław

46. Lewis Fry Richardson

  • Newcastle upon Tyne: October 11, 1881 celebration
  • Kilmun: September 30, 1953 deceased

UK mathematician & polymath (1881–1953) | Fellow of the Royal Society | Richardson number, Richardson extrapolation, modified Richardson iteration

47. Hans Kelsen

  • Prague: October 11, 1881 celebration
  • Berkeley: April 19, 1973 deceased

Austrian lawyer (1881–1973) | honorary doctorate of Strasbourg-III University (1972), Austrian Decoration for Science and Art (1961), honorary doctor of the

48. Greg McGirr

  • Parkes: October 11, 1879 celebration
  • Sydney: March 23, 1949 deceased

New South Wales politician, chemist and businessman (1879–1949) | St Stanislaus' College | Parkes: October 11, 1879 - Sydney: March 23, 1949 | Greg McGirr

49. Grigori Perederi

  • Yeysk: October 11, 1871 celebration
  • Moscow: December 14, 1953 deceased

Russian civil engineer (1871–1953) | Medal "For Valiant Labour in the Great Patriotic War 1941–1945", Stalin Prize, Honoured Worker of Science and

50. Michael Wittlich

  • Kunda: October 11, 1866 celebration
  • Tartu: February 6, 1933 deceased

Estonian chemist (1866–1933) | Kunda: October 11, 1866 - Tartu: February 6, 1933 | Michael Wittlich | Kunda: October 11, 1866 - Tartu: February 6, 1933

51. Johannes Kuenen

  • Leiden: October 11, 1866 celebration
  • Leiden: September 25, 1922 deceased

Dutch physicist (1866–1922) | Leiden University | Leiden: October 11, 1866 - Leiden: September 25, 1922 | Johannes Kuenen | Leiden: October 11, 1866

52. Mabel Augusta Chase

  • New York City: October 11, 1865 celebration
  • Nashville: March 31, 1939 deceased

American physicist and university professor (1865–1939) | New York City: October 11, 1865 - Nashville: March 31, 1939 | Mabel Augusta Chase | New York City

53. Maurits Greshoff

  • October 11, 1862 celebration
  • December 8, 1909 deceased

Dutch botanist, director of the Colonial Museum (1862-1909) | October 11, 1862 - December 8, 1909 | Maurits Greshoff | October 11, 1862 - December 8, 1909

54. Karl Goldschmidt

  • Berlin: October 11, 1857 celebration
  • Seeheim: January 5, 1926 deceased

German chemist and entrepreneur (1857-1926) | Berlin: October 11, 1857 - Seeheim: January 5, 1926 | Karl Goldschmidt | Berlin: October 11, 1857 - Seeheim

55. Leopold Sviták (Leopold Svitak)

  • Frenštát pod Radhoštěm: October 11, 1856 celebration
  • Hukvaldy: December 10, 1931 deceased

Czech inventor (1856-1931) | Frenštát pod Radhoštěm: October 11, 1856 - Hukvaldy: December 10, 1931 | Leopold Sviták (Leopold Svitak) | Frenštát pod

56. Wilhelm Jerusalem

  • Dřenice: October 11, 1854 celebration
  • Vienna: July 15, 1923 deceased

Austrian philosopher (1854–1923) | Charles University | Dřenice: October 11, 1854 - Vienna: July 15, 1923 | Wilhelm Jerusalem | Dřenice: October 11, 1854

57. Henry J. Heinz

  • Birmingham: October 11, 1844 celebration
  • Pittsburgh: May 14, 1919 deceased

American businessman (1844-1919) | Birmingham: October 11, 1844 - Pittsburgh: May 14, 1919 | Henry J. Heinz | Birmingham: October 11, 1844 - Pittsburgh: May 14, 1919

58. Nicolae Teclu

  • Brașov: October 11, 1839 celebration
  • Vienna: July 13, 1916 deceased

Romanian scientist (1839-1916) | Knight's Cross of the Order of Franz Joseph, Bene Merenti | Academy of Fine Arts, Munich, TU Wien | Brașov: October 11, 1839

59. Wilhelm Merck

  • Darmstadt: October 11, 1833 celebration
  • Darmstadt: January 12, 1899 deceased

German chemist (1833–1899) | Darmstadt: October 11, 1833 - Darmstadt: January 12, 1899 | Wilhelm Merck | Darmstadt: October 11, 1833 - Darmstadt: January 12, 1899

60. Salvatore Carcano

  • Bobbiate: October 11, 1827 celebration
  • Turin: January 1, 1903 deceased

Italian inventor (1827–1903) | Bobbiate: October 11, 1827 - Turin: January 1, 1903 | Salvatore Carcano | Bobbiate: October 11, 1827 - Turin: January 1, 1903

61. John Daniel Runkle

  • Root: October 11, 1822 celebration
  • Southwest Harbor: July 8, 1902 deceased

United States educator and mathematician (1822–1902) | Harvard University, Harvard School of Engineering and Applied Sciences | Root: October 11, 1822

62. Barnabé Brisson (Barnabe Brisson)

  • Lyon: October 11, 1777 celebration
  • Nevers: September 25, 1828 deceased

French corps of bridges, waters and forests and engineer | College of Juilly, École des Ponts ParisTech, École polytechnique | Lyon: October 11, 1777

63. Edward Adam

  • Rouen: October 11, 1768 celebration
  • Montpellier: November 11, 1807 deceased

French chemist and physicist (1768-1807) | Rouen: October 11, 1768 - Montpellier: November 11, 1807 | Edward Adam | Rouen: October 11, 1768 - Montpellier

64. Heinrich Wilhelm Olbers

  • Hemelingen: October 11, 1758 celebration
  • Bremen: March 2, 1840 deceased

German physician and astronomer (1758-1840) | Order of the Red Eagle, Lalande Prize (1803), Fellow of the Royal Society (1804), Fellow of the American Academy

65. Fausto Elhuyar

  • Logroño: October 11, 1755 celebration
  • Madrid: February 6, 1833 deceased

Spanish chemist | Logroño: October 11, 1755 - Madrid: February 6, 1833 | Fausto Elhuyar - Fausto Fermín de Elhuyar | Logroño: October 11, 1755 - Madrid

66. Samuel Clarke

  • Norwich: October 11, 1675 celebration
  • London: May 17, 1729 deceased

English philosopher and clergyman (*1675 – †1729) | Norwich School, Gonville and Caius College | Norwich: October 11, 1675 - London: May 17, 1729 | Samuel

67. Francesco Pona

  • Verona: October 11, 1595 celebration
  • Verona: October 2, 1655 deceased

Italian doctor, philosopher and writer (1595-1655) | University of Bologna, University of Padua | Verona: October 11, 1595 - Verona: October 2, 1655

68. Albert Girard

  • Saint-Mihiel: October 11, 1595 celebration
  • Leiden: December 8, 1632 deceased

French mathematician (1595-1632) | Leiden University | Saint-Mihiel: October 11, 1595 - Leiden: December 8, 1632 | Albert Girard | Saint-Mihiel: October 11

69. Valerianus Magnus

  • Milan: October 11, 1586 celebration
  • Salzburg: July 29, 1661 deceased

Italian Capuchin friar (1586-1661) | Clementinum, Charles University | Milan: October 11, 1586 - Salzburg: July 29, 1661 | Valerianus Magnus - Massimiliano

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