Sigurður Helgason (Sigurdur Helgason)

Tanzanian researcher | Northeastern University | Dar es Salaam: September 30, 1979 - Russia: August 7, 2008 | Asanterabi Malima | Dar es Salaam: September 30

Canadian philosopher | September 30, 1977 - May 21, 1948 | Carol Hay | September 30, 1977 - May 21, 1948

Russian scientist | Order of Honour, Medal of the Order "For Merit to the Fatherland", 2nd class, Russian Federation Presidential Certificate of Gratitude

Miklós Zrínyi National Defense University | September 30, 1972 - Wädenswil: February 22, 1945 | János Besenyő (Janos Besenyo) | September 30, 1972

Russian mathematician, Professor, Dr.Sc., a professor at the Faculty of Computer Science at the Moscow State University. | MSU Faculty of Computational

British chemist | EMBO Membership, Fellow of the Academy of Medical Sciences, Fellow of the Royal Society (2012), Tetrahedron Prize (2013), Mullard Award

Swiss journalist | University of Geneva | Geneva: September 30, 1962 - January 1, 1365 | Yves Citton | Geneva: September 30, 1962 - January 1, 1365

Greek academic philosopher | London: September 30, 1961 - Baltimore: February 11, 1942 | Filimon Peonidis | London: September 30, 1961 - Baltimore: February 11, 1942

German mathematician | University of Bonn | September 30, 1961 - Uppsala: October 27, 1991 | Konrad Polthier | September 30, 1961 - Uppsala: October 27, 1991

Uruguayan pharmacist | L'Oréal-UNESCO Award For Women in Science (2009), Morosoli Award (2014) | University of the Republic | Montevideo: September 30, 1959

Medal of the Order "For Merit to the Fatherland", 2nd class, Honoured Worker of Higher Professional Education of the Russian Federation | Saint Petersburg

September 30, 1959 - Butte: August 30, 1914 | Kolumbán Gábor (Kolumban Gabor) | September 30, 1959 - Butte: August 30, 1914

Israeli mathematician | Pólya Prize (2021), Michael Bruno Memorial Award (2004), Tarski Lectures, Carol Karp Prize (1993), Anna and Lajos Erdős Prize in

American mathematician | Cole Prize in Number Theory, Fellow of the American Mathematical Society (2013) | University of Minnesota, Harvard University

Austrian mathematician | University of Vienna | Vienna: September 30, 1957 - Frankfurt: August 28, 2012 | Robert Tichy | Vienna: September 30, 1957

particle physicist | Fellow of the American Physical Society | University of Toronto, Stanford University, Lycee Francais Charles de Gaulle | Edmonton

Finnish commercial scientist | Helsinki: September 30, 1955 - Kuopio: April 18, 2019 | Jyrki Niskanen | Helsinki: September 30, 1955 - Kuopio: April 18, 2019

German electrical engineer | Carnegie Mellon University, Technical University of Munich, Bodensee-Gymnasium Lindau, Deutsche Schule Rom, Stanford University

Welsh physicist and Vice-Chancellor of Sheffield University | Fellow of the Institute of Physics, Young Medal and Prize (1997), Fellow of the Learned Society

University of Chicago, Western Washington University | September 30, 1952 - Constance: July 9, 2011 | Charles Winthrop Clark | September 30, 1952

American academic | Waldo E. Smith Award (2000), Fellow of the American Academy of Arts and Sciences, Fellow of the Ecological Society of America (2012)

Japanese philosopher | Hideo Kobayashi Sho (2007) | University of Tokyo, Tokyo Metropolitan University | Tokyo: September 30, 1950 - Göttingen: February 3, 1869

American mathematician and computer scientist | Columbia University | September 30, 1948 - Paris: October 31, 1793 | Martin Charles Golumbic | September 30

American inventor and business executive | September 30, 1948 - Bern: August 2, 1946 | Bill Kitchen | September 30, 1948 - Bern: August 2, 1946

Indian physicist | Panetti Ferrari Award (2006), Fellow of the American Society of Mechanical Engineers, Guggenheim Fellowship, AAAS Award for Science

Italian philosopher | University of Essex | Budrio: September 30, 1946 - London: September 18, 1816 | Pierpaolo Donati | Budrio: September 30, 1946 - London

Russian historian | MSU Faculty of History | Satka: September 30, 1944 - Zurich: May 13, 1878 | Sergey Panarin | Satka: September 30, 1944 - Zurich: May 13, 1878

Polish physicist | Grand Officer of the Order of Merit of Portugal (2008), Commander of the Order of Polonia Restituta, honorary doctorate from University of

Kazakhstani scientist | Al-Farabi Kazakh National University | Kropyvnytskyi: September 30, 1944 - Moscow: January 30, 2019 | A. G. Didenko | Kropyvnytskyi

German scientist | Nobel Prize in Chemistry (1988), X-ray badge (2004), Max Delbrück Prize in Biological Physics (1986), Knight Commander's Cross of the Order

American mathematics educator | Louise Hay Award (2007) | Brown University | Charlottesville: September 30, 1942 - 3rd arrondissement of Paris: March 11, 1874

French chemist | honorary doctorate of Slovak University of Technology in Bratislava (2023), honorary doctor of the University of St Andrews, Robert Robinson

Russian mathematician | honorary doctorate of the University of Metz (1983) | MSU Faculty of Mechanics and Mathematics, Moscow State University | Kazan

German scientist | Munich: September 30, 1938 - Prague: September 28, 1330 | Walter Aufhammer | Munich: September 30, 1938 - Prague: September 28, 1330

Ukrainian mathematician (1937–2011) | Vysochanskij–Petunin inequality | Tambov State Pedagogic University | Michurinsk: September 30, 1937 - Kyiv: June 1, 2011

September 30, 1936 - New Haven: April 11, 1974 | Ivan Baník (Ivan Banik) | September 30, 1936 - New Haven: April 11, 1974

September 30, 1932 - January 7, 1952 | Hans Hoffmeister | September 30, 1932 - January 7, 1952

Medalla de Honor al Fomento de la Invención (1974) | Complutense University of Madrid | September 30, 1929 - Zaragoza: April 25, 1941 | Antonio de la

German chemist and politician | National Prize of East Germany, Patriotic Order of Merit in Gold, Clemens Winkler Medal For Analytical Chemistry (1976)

Romanian-born American writer, professor, political activist, Nobel laureate, and Holocaust survivor (1928-2016) | honorary doctor of the University of Paris 1

American physicist | Frank Isakson Prize for Optical Effects in Solids (1986), Guggenheim Fellowship, John Price Wetherill Medal (1979) | University of Kansas

British mathematician (1916-2020) | Paul R. Halmos - Lester R. Ford Awards | glider | Gonville and Caius College, University of Cambridge, Warwick School

Dutch physicist and professor (1915-1999) | Fulbright Scholarship | University of Groningen | Meppel: September 30, 1915 - Utrecht: January 25, 1999 | Bernard

American sociologist (1913–1996) | Jefferson Lecture (1988), Guggenheim Fellowship | University of California, Berkeley | Los Angeles: September 30, 1913

Polish mathematician (1913-1998) | Leroy P. Steele Prize (1987), honorary doctorate from the University of Paris-VII (1989), Wolf Prize in Mathematics (1986)

French physicist | Carcassonne: September 30, 1911 - Toulouse: December 18, 1985 | Charles Fert | Carcassonne: September 30, 1911 - Toulouse: December 18, 1985

Czech dentist (1911-2002) | First Faculty of Medicine, Charles University | Dlažov: September 30, 1911 - Hradec Králové: October 23, 2002 | Leon Sazama

Czech conductor, oboist, music educator and composer | Národní umělec (1976), Merited Artist of Czechoslovakia (1962) | Charles University, Prague

English physicist, Nobel prize winner | honorary doctorate from University of Rouen (1983), honorary doctorate from University of Bordeaux-I (1977), honorary

American inventor | John Scott Award (1945) | Jasper County: September 30, 1903 - September 18, 1981 | Lyle Goodhue | Jasper County: September 30, 1903

American physician (1903-1973) | Lasker-DeBakey Clinical Medical Research Award (1966) | University at Buffalo, Harvard Medical School | Buffalo: September 30

September 30, 1902 - Middletown: February 12, 2012 | Ismael Cosío Villegas (Ismael Cosio Villegas) | September 30, 1902 - Middletown: February 12, 2012

Finnish physicist | Helsinki: September 30, 1900 - September 2, 1985 | Einar Stenij | Helsinki: September 30, 1900 - September 2, 1985

Polish physicist | Silver Cross of the Virtuti Militari, Knight of the Order of Polonia Restituta, Silver Cross of Merit, Cross of Independence | University of

Dutch mathematician (*1894 – †2000) | Kenneth O. May Prize (1989) | Sapienza University of Rome, University of Göttingen, Leiden University | Rotterdam

Russian and Soviet geophysicist and polar explorer (1891-1956) | Order of Lenin (1953), Order of Lenin (1937), Order of Lenin (1932), Order of the Red Star

Italian philosopher and politician (1886-1957) | University of Milan | Vimercate: September 30, 1886 - Milan: July 22, 1957 | Antonio Banfi | Vimercate

Korean scientist and activist | Yonsei University | September 30, 1885 - December 15, 1940 | Park Seo-yang | September 30, 1885 - December 15, 1940 | Yonsei University

Japanese philosopher (1884-1980) | Person of Cultural Merit (1961), Knight Commander's Cross of the Order of Merit of the Federal Republic of Germany (1955)

Hungarian teacher, philosopher (1884-1959) | Budapest: September 30, 1884 - Szeged: June 28, 1959 | Béla Tettamanti (Bela Tettamanti) | Budapest: September

German mathematician (1883–1950) | Hellinger–Toeplitz theorem, Hellinger distance, Hellinger integral | University of Wrocław, University of Göttingen

American researcher (1882-1973) | Vinland: September 30, 1882 - January 2, 1973 | Myrtle L. Richmond | Vinland: September 30, 1882 - January 2, 1973

German physicist (1882–1945) | Dennis Gabor Medal and Prize (1937), Hughes Medal (1929) | Geiger counter | University of Erlangen–Nuremberg | Neustadt an

Mexican politician (1880-1962) | San Pedro Garza García: September 30, 1880 - Monterrey: March 14, 1962 | Jeronimo Siller | San Pedro Garza García: September

September 30, 1876 - Carolina Meadows: July 6, 2022 | George Foote Foss | September 30, 1876 - Carolina Meadows: July 6, 2022

Austrian chemist | Vienna: September 30, 1872 - Helsingborg: October 17, 1965 | Edmund Stiasny | Vienna: September 30, 1872 - Helsingborg: October 17, 1965

French physicist (1872-1942) | Commander of the Order of Leopold II (1926), Matteucci Medal (1911), Commander of the Legion of Honour (1926), Nobel Prize in

Hungarian chemical engineer and university teacher (1868-1941) | Budapest University of Technology and Economics | Szentgál: September 30, 1868 - Budapest

Swedish physicist and suffragist (1867-1941) | Uppsala University, Wallinska skolan | Jakob and Johannes parish: September 30, 1867 - Kungsholm parish: April 8, 1941

Russian writer (1866-1926) | Faculty of History and Philology of St. Petersburg University | Syktyvkar: September 30, 1866 - Riga: January 20, 1926

Swiss chemist (1865-1945) | Goethe Medal for Art and Science (1940) | University of Würzburg, ETH Zurich | Zurich: September 30, 1865 - Eilenburg: August 22, 1945

German chemist (1865-1938) | University of Würzburg, University of Strasbourg, University of Münster | Ramsbeck: September 30, 1865 - Aachen: August 1, 1938

Maltese archaeologist, historian, medical doctor, academic, and writer (1864-1935) | Knight Bachelor, Companion of the Order of St Michael and St George

American writer (1861–1915) | Oswego: September 30, 1861 - Atlantic City: March 24, 1915 | Morgan Robertson | Oswego: September 30, 1861 - Atlantic City

Luxembourgian ingineer, inventor, and industrialist (1859-1928) | Ferschweiler: September 30, 1859 - Rosport: May 31, 1928 | Henri Tudor | Ferschweiler

Swedish philosopher (1856-1922) | Falun: September 30, 1856 - Uppsala Cathedral Assembly: May 7, 1922 | Edvard Petrini | Falun: September 30, 1856 - Uppsala

Dutch chemist and botanist (1855-1945) | Order of Saint Anna, 3rd class (1892), Commander of the Order of Orange-Nassau (1926), Knight of the Order of the

Scottish scientist | Fellow of the Linnean Society of London, Fellow of the Chemical Society | September 30, 1853 - Yangon: April 13, 1889 | Robert Romanis

French chemist (1848-1927) | Montyon Prize (1877), Knight of the Legion of Honour (1886) | Paris: September 30, 1848 - Pontoise: January 24, 1927 | Eugène

University professor (1843-1910) | University of Cambridge, St John's College, University of Melbourne | September 30, 1843 - May 21, 1910 | Charles Henry

German teacher and mathematician | Kołobrzeg: September 30, 1842 - January 1, 1910 | Heinrich Kiehl | Kołobrzeg: September 30, 1842 - January 1, 1910

Ukrainian academic (1841–1895) | Hadiach: September 30, 1841 - Sofia: July 2, 1895 | Mykhailo Drahomanov (Толмачов | Українець | Чудак

German chemist (1834-1892) | Fellow of the Royal Society | Victoria University of Manchester | Darmstadt: September 30, 1834 - Manchester: June 27, 1892 | Carl

French aviation pioneer (1834-1897) | Lyon: September 30, 1834 - Cairo: September 20, 1897 | Louis Pierre Mouillard | Lyon: September 30, 1834 - Cairo

British mathematician (1829–1891) | St John's College, Wesley College, Sheffield | Eccles: September 30, 1829 - London: November 18, 1891 | Joseph

American chemist | Waltham: September 30, 1813 - Philadelphia: August 25, 1904 | William Weightman | Waltham: September 30, 1813 - Philadelphia: August 25, 1904

French chemist | Royal Medal (1830), Commander of the Legion of Honour (1863) | Montpellier: September 30, 1802 - Paris: March 30, 1876 | Antoine Jérôme

mathematician (1775-1843) | Fellow of the American Academy of Arts and Sciences (1813) | Drogheda Grammar School | Carrickfergus: September 30, 1775 - New

Belgian politician (1767-1836) | Old University of Leuven | Maaseik: September 30, 1767 - Liège: September 2, 1836 | Jean Van der Heyden | Maaseik: September

German engineer (1763-1835) | Munich: September 30, 1763 - Munich: November 20, 1835 | Joseph Baader | Munich: September 30, 1763 - Munich: November 20, 1835

French inventor | Roches-Bettaincourt: September 30, 1751 - Paris: July 18, 1832 | Claude-François-Dorothée, marquis de Jouffroy d'Abbans

Chemist and medical doctor (1719-1788) | Lyon: September 30, 1719 - Paris: March 20, 1788 | François Poulletier de la Salle (Francois Poulletier de la Salle)

French academic | Grenoble: September 30, 1714 - Beaugency: August 3, 1780 | Étienne Bonnot de Condillac (Etienne Bonnot de Condillac) | Grenoble: September

Italian Dominican friar and preacher (1452-1498) | University of Ferrara | Ferrara: September 30, 1452 - Florence: June 1, 1498 | Girolamo Savonarola

Sufi and Persian poet | Diwan-e Shams-e Tabrizi, Fihi Ma Fihi, Seven Sessions, Masnavi, Maktubat | Vakhsh: September 30, 1207 - Konya: December 17, 1273 | Rumi