Saturday, 22 September 2012

ABU RAIHAN AL-BIRUNI (973-1048 C.E.)



Al-Biruni was a versatile scholar and scientist who had equal facility in Physics, Metaphysics, Mathematics, Geography, Sociology, Astrology, Archeology and History. 
His well known book Kitab al-Hind gives a graphic account of the historical and social conditions of the sub-continent. His famous book Qanoon-i Masoodi discusses several theories of Astronomy, Trigonometry, solar, lunar and planetary motions and relative topics. In al-Athar al-Baqia, he has attempted a connected account of ancient history of nations and the related geographical knowledge, discussed the rotation of the earth and has given correct values of longitudes and latitudes of various places. His Kitab al-Saidana, is an extensive materia medica that combines the Arabic and Indian knowledge on Medicine. Kitab al-Jawahar deals with the properties of various stones. The formula attributed to Newton was actually discovered by him seven centuries before. He developed a new mathematical formula to add geometrical progressions.
He was the first to take experiments related to astronomical phenomenon. He ascertained that as compared with the speed of sound, the speed of light is immense. He was authentic astrologer.




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