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Zhoubi suanjing 周髀算經

Oct 7, 2013 © Ulrich Theobald

Zhoubi suanjing 周髀算經 is an astronomical treatise perhaps compiled during the very late Eastern Han period by Zhao Junqing 趙君卿 (fl. 222). It is the earliest surviving Chinese book on astronomical calculations.

Sources:
Cullen, Christopher (1993). "Chou pi suan ching", in Michael Loewe, ed. Early Chinese Texts: A Bibliographical Guide (Berkeley: Society for the Study of Early China/Institute of East Asian Studies), 33-38.