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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.
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
Sep 13, 2017 · Zhang Heng (78-139 AD) was a Chinese astronomer, mathematician, inventor, geographer, cartographer, artist, poet, statesman, and literary scholar from Nanyang, Henan Province, China. He is noted for many ancient Chinese inventions .
- Ancient-Origins
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.
2 days ago · Zhang Heng (78-139), a native of Nanyang in central China's Henan Province, was a mathematician, astronomer and geographer of the Eastern Han Dynasty (25-220). His use of the square root of 10 in the searching for pi is one of the earliest approximations known.
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 was born at the time of the Eastern Han (sometimes called Later Han) dynasty, the second half of the longest lasting Chinese dynasty.
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.
