Chen HuanChen Huan, zi: Zhuoyun 倬雲, hao: Shuofu 碩甫, was a Chinese philologist of the Qing dynasty. He was the author of a sub-commentary on the Book of Songs in Mao's version.The Chinese mathematician Li Shanlan was his student.Works (selection)Shi Maoshi zhuanshu 诗毛氏传疏