Jing Fang
Jing Fang (, 78–37 BC), born Li Fang (), courtesy name Junming (), was born in present-day 東郡頓丘 (Puyang, Henan) during the Han dynasty (202 BC – 220 AD). He was a Chinese music theorist, mathematician and astronomer. Although better known for his work in musical measurements, he also accurately described the basic mechanics of lunar and solar eclipses. Provided by Wikipedia-
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