|
Běhounek 1928
* František Běhounek (1898, Prague - 1973, Karlovy Vary), a Czech radiologist ** 3278 Běhounek, a main belt asteroid, named after František Běhounek * Jiří Běhounek, Czech politician * Kamil Běhounek, Czech jazz musician:cs:Kamil Běhounek {{DEFAULTSORT:Behounek Czech-language surnames ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
František Běhounek
František Běhounek (; 27 October 1898 Prague – 1 January 1973 Karlovy Vary) was a Czech scientist (radiologist), explorer and writer. The asteroid 3278 Běhounek is named after him. Biography Běhounek studied physics and mathematics at Charles University, later radiology in France with Marie Curie-Skłodowska. In 1920s, he was one of the founders of State Radiological Institute. In 1926, he took part in an expedition of Roald Amundsen to the North Pole with airship ''Norge''. In 1928, as an expert on cosmic rays, he was a member of crew of airship ''Italia'' led by Umberto Nobile. He survived its crash in 1928, and later described it in his book ''Trosečníci na kře ledové''.literally ''Castaways on an ice floe'' As a scientist, he worked in industrial companies, medical institutions, universities and in the state academy. From the 1950s on, he participated in UNESCO projects. Works Běhounek published about 28 novels (most of them aimed at young people, popularizi ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
3278 Běhounek
3 (three) is a number, numeral and digit. It is the natural number following 2 and preceding 4, and is the smallest odd prime number and the only prime preceding a square number. It has religious or cultural significance in many societies. Evolution of the Arabic digit The use of three lines to denote the number 3 occurred in many writing systems, including some (like Roman and Chinese numerals) that are still in use. That was also the original representation of 3 in the Brahmic (Indian) numerical notation, its earliest forms aligned vertically. However, during the Gupta Empire the sign was modified by the addition of a curve on each line. The Nāgarī script rotated the lines clockwise, so they appeared horizontally, and ended each line with a short downward stroke on the right. In cursive script, the three strokes were eventually connected to form a glyph resembling a with an additional stroke at the bottom: ३. The Indian digits spread to the Caliphate in the 9th ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
