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幾何原本 Jihe Yuanben, Beijing. 1607. Translation of Euclid's Elements by Matteo Ricci et Xu Guangqi Bodleian Library MS.Chin.d.10 Title 幾何原本 Principles of Geometry, books 1-6 Translator Xu, Guangqi, 1562-1633, Ricci, Matteo, 1552-1610 Scribe 沈拱瑛 (Shen Gong Ying) 1607-1857 E α ? |