Mathematics from the Zeguxi Studio Year: 1867 Call Number: RTC-WHC346 Li Shanlan was a famous mathematician, astronomer and translator in the late Qing Dynasty. He actively participated in scientific and academic activities during the SelfStrengthening Movement with chemist Xu Shou, mathematician Hua Hengfang and others. This collection of thirteen mathematical works includes Exposition of Circular and Rectangular Principles, The Art of Pointed Cones, Seeking the Source of Logarithms, and Explanation of Methods for Logarithmic Pointed Cones, which document Li’s innovative “Jianzhuishu” mathematical models. 134 25
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