Appears in 7 Books
Nine Chapters on Mathematical Art, Vol. 1
Unknown (Han Dynasty, c. 200 BCE)
Illustrated Commentary on Nine Chapters, Vol. 1
Li Huang (Qing Dynasty)
Arithmetical Classic of the Gnomon, Vol. 1
Unknown (Zhou Dynasty, c. 1000 BCE)
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Unknown (Han Dynasty, c. 200 BCE)
Li Huang (Qing Dynasty)
Unknown (Zhou Dynasty, c. 1000 BCE)