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Zhang Heng (Chinese: 張 衡; AD 78–139), formerly romanized Chang Heng, was a Chinese polymathic scientist and statesman who lived during the Han dynasty. Educated in the capital cities of Luoyang and Chang'an , he achieved success as an astronomer , mathematician , seismologist , hydraulic engineer , inventor , geographer , cartographer ...
May 1, 2024 · Zhang Heng (born 78 ce —died 139) was a Chinese mathematician, astronomer, and geographer. His seismoscope for registering earthquakes was apparently cylindrical in shape, with eight dragons’ heads arranged around its upper circumference, each with a ball in its mouth.
- The Editors of Encyclopaedia Britannica
Zhang Heng (Traditional Chinese: 張衡; Simplified Chinese: 张衡; Hanyu Pinyin: Zhāng Héng; Wade-Giles: Chang Heng) (CE 78–139) was a Chinese polymath, being a astronomer, mathematician, inventor, geographer, cartographer, artist, poet, statesman, and literary scholar. He was from Nanyang, Henan, and lived during the Eastern Han Dynasty ...
Sep 13, 2017 · Zhang Heng (78-139 AD) was a polymath who invented the water-powered armillary sphere, the seismometer, and improved the calculation of pi. He also excelled in literature, poetry, cartography, and map-making.
- Ancient-Origins
Quick Info. Born. AD 78. Nan-yang, China. Died. AD 139. China. Summary. Zhang Heng was a Chinese mathematician, astronomer and geographer. He became chief astrologer and minister under the Emperor An'ti of China. View two larger pictures. Biography.
Zhang Heng (78-139) was a polymath of the Eastern Han Dynasty who invented a rotating celestial globe, a seismograph and an odometer. He also corrected the calendar, drew a map of the heaven and wrote about the earth as a yolk in an egg.
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Zhang Heng was a first-century a.d. astronomer, mathematician, and astrologer who also invented the seismograph. Learn about his life, achievements, and contributions to science and astronomy.
