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Tangent numbers: its meaning and research history in China and West. (Chinese. English summary) Zbl 1199.01006

Summary: Tangent number and its meaning in mathematics are analyzed. The studies of some Western mathematicians, such as Schlomich, Andre, Estanave, Schwartz, Toscano, Entrenger and Knuth, and the creative work of Chinese mathematicians in the Qing Dynasty, such as Xu Youren (before 1840), Dai Xu, are introduced. The research work of Li Yan and Luo Jiangjin on this aspect are also reviewed.

MSC:

01A25 History of Chinese mathematics
01A05 General histories, source books

Biographic References:

Xu, Youren; Dai, Xu; Li, Yan; Luo, Jianjin
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